### 8th Standard Maths Study material & Free Online Practice Tests - View and download Sample Question Papers with Solutions for Class 8 Session 2019 - 2020 TN Stateboard

#### 8th Maths - Term 1 Model Question Paper - by Rajakumar - Tiruvallur Sep 20, 2019 - View & Download

• 1)

The number which is subtracted from $\frac { -6 }{ 11 }$ to get $\frac { 8 }{ 9 }$

• 2)

If the area of a rectangle is 48m2n3 and whose length is 82mn then, its breadth is______

• 3)

If ΔABC～ΔPQR in which ∠A = 53o and ∠Q = 77o, then R is

• 4)

How many 2 digit numbers contain the number 7?

• 5)

A line segment which joins any two points on a circle is a _________.

#### 8th Maths - Information Processing Two Marks Questions - by Devi - Kumbakonam Sep 18, 2019 - View & Download

• 1)

In how many ways, can the teacher choose 3 students in all, one each from 10 students in VI std, 15 students in VII std and 20 students in VIII std to go to an excursion?

• 2)

If you have 2 school bags and 3 water bottles then, in how many different ways can you carry both a school bag and a water bottle, while going to school?

• 3)

A safety locker in a jewel shop requires a 4 digit unique code. The code has the digits from 0 to 9. How many unique codes are possible?

• 4)

Ramya wants to paint a pattern in her living room wall with a minimum budget. Help her to colour the pattern with 2 colours but make sure that no two adjacent boxes are the same colour. The pattern is shown in the picture.

• 5)

Colour the countries in the following maps with as few colours as possible but make sure that no two adjacent countries are of the same colour.

#### 8th Maths - Geometry Two Marks Questions - by Devi - Kumbakonam Sep 18, 2019 - View & Download

• 1)

In the given fi gure YH||TE . Prove that ΔWHY～ΔWET and also fi nd HE and TE.

• 2)

In the given fi gure, ∠CIP≡∠COP and ∠HIP≡∠HOP . Prove that IP ≡ OP.

• 3)

In the given figure, D is the midpoint of OE and ∠CDE = 90°. Prove that ΔODC ≡ΔEDC

• 4)

In the given figure, find PT given that l1|| l2.

• 5)

In the figure, given that ∠1 =∠2 and ∠3 ≡∠4. Prove that ΔMUG ≡ ΔTUB.

#### 8th Maths - Algebra Two Marks Questions - by Devi - Kumbakonam Sep 18, 2019 - View & Download

• 1)

Multiply a monomial by a monomial
6x,4

• 2)

Multiply a monomial by a monomial
−3x,7y

• 3)

Find the product of the terms.
−2mn,(2m)2 , −3mn

• 4)

Find the missing term 6xy×_________= −12x3y

• 5)

Find the missing term _________×(−15m2n3p)= 45m3n3p2

#### 8th Maths - Measurements Two Marks Questions - by Devi - Kumbakonam Sep 18, 2019 - View & Download

• 1)

Find the central angle of the shaded sectors (each circle is divided into equal sectors).

 Sectors Central angle of each sector (θ°)

• 2)

From the measures given below, find the area of the sectors.

 S.No length of the arc (l) radius (r) (i) 48 m 10 m (ii) 12.5 cm 6 m (iii) 50 cm 13.4 cm
• 3)

Find the area of a sector whose length of the arc is 50 mm and radius is 14 mm.

• 4)

Find the area of a sector whose perimeter is 64 cm and length of the arc is 44 cm.

• 5)

A circle is formed with 8 equal granite stones as shown in the figure each of radius 56 cm and whose central angle is 45º. Find the area of each of the granite$\left( \pi =\frac { 22 }{ 7 } \right)$

#### 8th Maths Chapter 1 Rational Numbers Two Marks Questions - by Devi - Kumbakonam Sep 18, 2019 - View & Download

• 1)

List five rational numbers between
–2 and 0

• 2)

Write four rational numbers equivalent to
$\frac { -7 }{ 6 }$

• 3)

Draw the number line and represent the following rational numbers on it.
$\frac { 9 }{ 4 }$

• 4)

Find the rational numbers for the points marked on the number line.

• 5)

In a city, $\frac{7}{20}$ of the population is women and $\frac{1}{4}$ is children. Find the fraction of the population of men.

#### 8th Maths - Term 1 Five Mark Model Question Paper - by Devi - Kumbakonam Sep 16, 2019 - View & Download

• 1)

Find the perimeter and area of the given Fig.2.27. $\left( \pi =\frac { 22 }{ 7 } \right)$

• 2)

A key-chain is in the form of an equilateral triangle and a semicircle attached to a square of side 5 cm as shown in the Fig.2.30. Find its area.(π=3.14, √3=1.732)

• 3)

Factoris 7c2+2c-5

• 4)

Factorise: a3 – 8

• 5)

Construct a quadrilateral MATH with MA=4 cm, AT= 3.6 cm, TH = 4.5 cm, MH = 5 cm and ∠A = 85°. Also find its area.

#### 8th Standard Maths Unit 5 Information Processing Book Back Questions - by Devi - Kumbakonam Sep 03, 2019 - View & Download

• 1)

How many outcomes can you get when you toss three coins once?

• 2)

In how many ways can you answer 3 multiple choice questions, with the choices A, B, C and D?

• 3)

How many 2 digit numbers contain the number 7?

• 4)

In how many ways, can the teacher choose 3 students in all, one each from 10 students in VI std, 15 students in VII std and 20 students in VIII std to go to an excursion?

• 5)

If you have 2 school bags and 3 water bottles then, in how many different ways can you carry both a school bag and a water bottle, while going to school?

#### 8th Standard Maths - Geometry Book Back Questions - by Devi - Kumbakonam Sep 02, 2019 - View & Download

• 1)

Two similar triangles will always have ________angles

• 2)

If in triangles PQR and XYZ, $\frac{PQ}{XY}=\frac{QR}{ZX}$ then they will be similar if

• 3)

A flag pole 15 m high casts a shadow of 3 m at 10 a.m. The shadow cast by a building at the same time is 18.6 m. The height of the building is

• 4)

If ΔABC～ΔPQR in which ∠A = 53o and ∠Q = 77o, then R is

• 5)

In the figure, which of the following statements is true?

#### 8th Standard Maths - Algebra Book Back Questions - by Devi - Kumbakonam Sep 02, 2019 - View & Download

• 1)

The product of 7p3 and (2p2)2 is

• 2)

The missing terms in the product -3m3n X9(_)m4n3 are

• 3)

If the area of a square is 36x4y2then, its side is______

• 4)

If the area of a rectangular land is(a2-b2)− sq.units whose breadth is()ab− then, its length is__________

• 5)

$\cfrac { { I }^{ 4 }{ m }^{ 5 }{ n }^{ (\_) } }{ 2lm^{ (3) }{ n }^{ 6 } } =\cfrac { { l }^{ 3 }{ m }^{ 2 }n }{ 2 }$

#### 8th Standard Maths Unit 2 Measurements Book Back Questions - by Devi - Kumbakonam Aug 31, 2019 - View & Download

• 1)

The ratio between the circumference and diameter of any circle is_______

• 2)

The radius of a circle of diameter 24 cm is __________.

• 3)

The three dimensions of a cuboid are _______.

• 4)

The meeting point of more than two edges is called as ______.

• 5)

The cross section of a solid cylinder is _______.

#### 8th Standard Maths Unit 1 Rational Numbers Book Back Questions - by Devi - Kumbakonam Aug 30, 2019 - View & Download

• 1)

Which of the following rational numbers is the greatest?

• 2)

$\frac { -5 }{ 4 }$ is a rational number which lies between

• 3)

$\frac { 3 }{ 4 } \div \left( \frac { 5 }{ 8 } +\frac { 1 }{ 2 } \right)$

• 4)

Multiplicative inverse of 0 (is)

• 5)

The value of $\left( \frac { -15 }{ 23 } \right) \div \left( \frac { +30 }{ -46 } \right)$ is _____________

#### 8th Standard Maths Unit 2 Algebra - One Mark Question with Answer Key - by Devi - Kumbakonam Aug 29, 2019 - View & Download

• 1)

The product of 7p3 and (2p2)2 is

• 2)

The missing terms in the product -3m3n X9(_)m4n3 are

• 3)

If the area of a square is 36x4y2then, its side is______

• 4)

If the area of a rectangle is 48m2n3 and whose length is 82mn then, its breadth is______

• 5)

If the area of a rectangular land is(a2-b2)− sq.units whose breadth is()ab− then, its length is__________

#### 8th Standard Maths Unit 4 Geometry One Mark Question and Answer - by Devi - Kumbakonam Aug 29, 2019 - View & Download

• 1)

Two similar triangles will always have ________angles

• 2)

If in triangles PQR and XYZ, $\frac{PQ}{XY}=\frac{QR}{ZX}$ then they will be similar if

• 3)

A flag pole 15 m high casts a shadow of 3 m at 10 a.m. The shadow cast by a building at the same time is 18.6 m. The height of the building is

• 4)

If ΔABC～ΔPQR in which ∠A = 53o and ∠Q = 77o, then R is

• 5)

In the figure, which of the following statements is true?

#### 8th Standard Maths - Algebra One Mark Questions - by Devi - Kumbakonam Aug 28, 2019 - View & Download

• 1)

The product of 7p3 and (2p2)2 is

• 2)

The missing terms in the product -3m3n X9(_)m4n3 are

• 3)

If the area of a square is 36x4y2then, its side is______

• 4)

If the area of a rectangle is 48m2n3 and whose length is 82mn then, its breadth is______

• 5)

If the area of a rectangular land is(a2-b2)− sq.units whose breadth is()ab− then, its length is__________

#### 8th Maths Unit 2 Measurements - One Mark Question with Answer Key - by Devi - Kumbakonam Aug 27, 2019 - View & Download

• 1)

The three dimensions of a cuboid are _______.

• 2)

The meeting point of more than two edges is called as ______.

• 3)

A cube has _________ faces.

• 4)

The cross section of a solid cylinder is _______.

• 5)

If a net of a 3-D shape has six plane squares, then it is called ______.

#### 8th Maths Unit 1 Rational Numbers One Mark Question and Answer - by Devi - Kumbakonam Aug 27, 2019 - View & Download

• 1)

Multiplicative inverse of 0 (is)

• 2)

Which of the following illustrates the inverse property for addition?

• 3)

Closure property is not true for division of rational numbers because of the number

• 4)

$\frac { 1 }{ 2 } -\left( \frac { 3 }{ 4 } -\frac { 5 }{ 6 } \right) \neq \left( \frac { 1 }{ 2 } -\frac { 3 }{ 4 } \right) -\frac { 5 }{ 6 }$ illustrates that subtraction does not satisfy the ________ property for rational numbers.

• 5)

$\left( 1-\frac { 1 }{ 2 } \right) \times \left( \frac { 1 }{ 2 } -\frac { 1 }{ 4 } \right) \div \left( \frac { 3 }{ 4 } -\frac { 1 }{ 2 } \right)$=

#### 8th Maths Chapter 4 Geometry One Mark Question and Answer - by Devi - Kumbakonam Aug 27, 2019 - View & Download

• 1)

Two similar triangles will always have ________angles

• 2)

If in triangles PQR and XYZ, $\frac{PQ}{XY}=\frac{QR}{ZX}$ then they will be similar if

• 3)

A flag pole 15 m high casts a shadow of 3 m at 10 a.m. The shadow cast by a building at the same time is 18.6 m. The height of the building is

• 4)

If ΔABC～ΔPQR in which ∠A = 53o and ∠Q = 77o, then R is

• 5)

In the figure, which of the following statements is true?

#### 8th Standard Maths Unit 3 Algebra - One Mark Questions with Answer Key - by Devi - Kumbakonam Aug 26, 2019 - View & Download

• 1)

The product of 7p3 and (2p2)2 is

• 2)

The missing terms in the product -3m3n X9(_)m4n3 are

• 3)

If the area of a square is 36x4y2then, its side is______

• 4)

If the area of a rectangle is 48m2n3 and whose length is 82mn then, its breadth is______

• 5)

If the area of a rectangular land is(a2-b2)− sq.units whose breadth is()ab− then, its length is__________

#### 8th Maths Unit 2 Measurements One Mark Question Paper - by Devi - Kumbakonam Aug 24, 2019 - View & Download

• 1)

The ratio between the circumference and diameter of any circle is_______

• 2)

A line segment which joins any two points on a circle is a _________.

• 3)

The longest chord of a circle is __________.

• 4)

The radius of a circle of diameter 24 cm is __________.

• 5)

A part of circumference of a circle is called as ________.

#### 8th Maths Rational Numbers One Mark Question Paper - by Devi - Kumbakonam Aug 23, 2019 - View & Download

• 1)

Which of the following rational numbers is the greatest?

• 2)

Which of the following pairs is equivalent?

• 3)

$\frac { 3 }{ 4 } \div \left( \frac { 5 }{ 8 } +\frac { 1 }{ 2 } \right)$

• 4)

Closure property is not true for division of rational numbers because of the number

• 5)

$\left( 1-\frac { 1 }{ 2 } \right) \times \left( \frac { 1 }{ 2 } -\frac { 1 }{ 4 } \right) \div \left( \frac { 3 }{ 4 } -\frac { 1 }{ 2 } \right)$=

#### 8th Maths Term 1 Model One Marks Question Paper - by Devi - Kumbakonam Aug 20, 2019 - View & Download

• 1)

The number which is subtracted from $\frac { -6 }{ 11 }$ to get $\frac { 8 }{ 9 }$

• 2)

Which of the following rational numbers is the greatest?

• 3)

Which of the following pairs is equivalent?

• 4)

Which of the following illustrates the inverse property for addition?

• 5)

$\frac { 1 }{ 2 } -\left( \frac { 3 }{ 4 } -\frac { 5 }{ 6 } \right) \neq \left( \frac { 1 }{ 2 } -\frac { 3 }{ 4 } \right) -\frac { 5 }{ 6 }$ illustrates that subtraction does not satisfy the ________ property for rational numbers.

#### 8th Standard Maths Term 1 Model Question Paper 2 - by Devi - Kumbakonam Aug 19, 2019 - View & Download

• 1)

Which of the following rational numbers is the greatest?

• 2)

$\frac { 1 }{ 2 } -\left( \frac { 3 }{ 4 } -\frac { 5 }{ 6 } \right) \neq \left( \frac { 1 }{ 2 } -\frac { 3 }{ 4 } \right) -\frac { 5 }{ 6 }$ illustrates that subtraction does not satisfy the ________ property for rational numbers.

• 3)

The product of 7p3 and (2p2)2 is

• 4)

If ΔABC～ΔPQR in which ∠A = 53o and ∠Q = 77o, then R is

• 5)

How many 2 digit numbers contain the number 7?

#### 8th Standard Maths Term 1 Model Question Paper - by Devi - Kumbakonam Aug 08, 2019 - View & Download

• 1)

Multiplicative inverse of 0 (is)

• 2)

The missing terms in the product -3m3n X9(_)m4n3 are

• 3)

Two similar triangles will always have ________angles

• 4)

If ΔABC～ΔPQR in which ∠A = 53o and ∠Q = 77o, then R is

• 5)

How many outcomes can you get when you toss three coins once?

#### 8th Standard Maths Term 1 Five Marks Model Question Paper - by Devi - Kumbakonam Aug 07, 2019 - View & Download

• 1)

Find the perimeter and area of the given Fig.2.27. $\left( \pi =\frac { 22 }{ 7 } \right)$

• 2)

A key-chain is in the form of an equilateral triangle and a semicircle attached to a square of side 5 cm as shown in the Fig.2.30. Find its area.(π=3.14, √3=1.732)

• 3)

Find the area of the irregular polygon field whose measures are as given in the figure.

• 4)

Divide : (5y3−25y2+8y) by 5y

• 5)

Factorise : x2+8x+16

#### 8th Standard Term 1 Two Marks Model Question Paper - by Devi - Kumbakonam Aug 06, 2019 - View & Download

• 1)

List five rational numbers between
–2 and 0

• 2)

List five rational numbers between
–1.2 and -2.3

• 3)

Verify that -(- x) is the same x for:
$x=\frac { -31 }{ 45 }$

• 4)

Divide: $\frac { -3 }{ 13 }$ by -3

• 5)

Arrange the following rational numbers in ascending and descending order
$\frac { -5 }{ 12 } ,\frac { -11 }{ 8 } ,\frac { -15 }{ 24 } ,\frac { -7 }{ -9 } ,\frac { 12 }{ 36 }$

#### 8th Standard Maths Term 1 Model One Marks Question Paper - by Devi - Kumbakonam Aug 05, 2019 - View & Download

• 1)

The number which is subtracted from $\frac { -6 }{ 11 }$ to get $\frac { 8 }{ 9 }$

• 2)

$\frac { -5 }{ 4 }$ is a rational number which lies between

• 3)

Which of the following pairs is equivalent?

• 4)

Which of the following illustrates the inverse property for addition?

• 5)

The product of 7p3 and (2p2)2 is

#### 8th Standard Maths Chapter 5 Information Processing Important Question Paper - by Devi - Kumbakonam Jul 30, 2019 - View & Download

• 1)

In how many ways, can the teacher choose 3 students in all, one each from 10 students in VI std, 15 students in VII std and 20 students in VIII std to go to an excursion?

• 2)

If you have 2 school bags and 3 water bottles then, in how many different ways can you carry both a school bag and a water bottle, while going to school?

• 3)

A safety locker in a jewel shop requires a 4 digit unique code. The code has the digits from 0 to 9. How many unique codes are possible?

• 4)

Shanthi has 5 chudithar sets and 4 frocks. In how many possible ways, can she wear either a chudithar or a frock?

• 5)

On sports day, students must take also part in one of the one track events 100m Running and 4 ×100 m Relay. He must take part of any of the field events Long Jump, High Jump, and Javelin Throw. In how many different ways can the student take part in the given events?

#### 8th Standard Maths Chapter 4 Geometry Important Question Paper - by Devi - Kumbakonam Jul 29, 2019 - View & Download

• 1)

Two similar triangles will always have ________angles

• 2)

If in triangles PQR and XYZ, $\frac{PQ}{XY}=\frac{QR}{ZX}$ then they will be similar if

• 3)

If ΔABC～ΔPQR in which ∠A = 53o and ∠Q = 77o, then R is

• 4)

In the figure, which of the following statements is true?

• 5)

In the given fi gure prove that ΔGUM ～ ΔBOX

#### 8th Standard Maths Chapter 3 Algebra Important Question Paper - by Devi - Kumbakonam Jul 27, 2019 - View & Download

• 1)

The product of 7p3 and (2p2)2 is

• 2)

If the area of a square is 36x4y2then, its side is______

• 3)

If the area of a rectangle is 48m2n3 and whose length is 82mn then, its breadth is______

• 4)

If the area of a rectangular land is(a2-b2)− sq.units whose breadth is()ab− then, its length is__________

• 5)

$\cfrac { { 18m }^{ 4 } }{ { 2m }^{ 3 }{ n }^{ 5 } } =\_ \_ \_ { mn }^{ 5 }$

#### 8th Standard Maths Chapter 2 Measurements Important Question Paper - by Devi - Kumbakonam Jul 25, 2019 - View & Download

• 1)

The ratio between the circumference and diameter of any circle is_______

• 2)

The longest chord of a circle is __________.

• 3)

A part of circumference of a circle is called as ________.

• 4)

The meeting point of more than two edges is called as ______.

• 5)

If a net of a 3-D shape has six plane squares, then it is called ______.

#### 8th Standard Maths Rational Numbers Important Questions - by Devi - Kumbakonam Jul 19, 2019 - View & Download

• 1)

The number which is subtracted from $\frac { -6 }{ 11 }$ to get $\frac { 8 }{ 9 }$

• 2)

Which of the following rational numbers is the greatest?

• 3)

Which of the following pairs is equivalent?

• 4)

Closure property is not true for division of rational numbers because of the number

• 5)

$\frac { 1 }{ 2 } -\left( \frac { 3 }{ 4 } -\frac { 5 }{ 6 } \right) \neq \left( \frac { 1 }{ 2 } -\frac { 3 }{ 4 } \right) -\frac { 5 }{ 6 }$ illustrates that subtraction does not satisfy the ________ property for rational numbers.

#### 8th Standard New Syllabus Chapter One Creative Question - by Jeshvanthi Jun 29, 2019 - View & Download

• 1)

The sum of the digits of the denominator in the simplest form of $\frac { 112 }{ 528 }$

• 2)

The rational number (numbers) which has (have) additive inverse is (are)

• 3)

Which of the following pairs is equivalent?

• 4)

$\frac { 3 }{ 4 } \div \left( \frac { 5 }{ 8 } +\frac { 1 }{ 2 } \right)$

• 5)

$\frac { 1 }{ 2 } -\left( \frac { 3 }{ 4 } -\frac { 5 }{ 6 } \right) \neq \left( \frac { 1 }{ 2 } -\frac { 3 }{ 4 } \right) -\frac { 5 }{ 6 }$ illustrates that subtraction does not satisfy the ________ property for rational numbers.

#### Class 8th Standard New Syllabus Creative Question In Measurements Chapter - by Jeshvanthi Jun 29, 2019 - View & Download

• 1)

Find the central angle of the shaded sectors (each circle is divided into equal sectors).

 Sectors Central angle of each sector (θ°)

• 2)

From the measures given below, find the area of the sectors.

 S.No length of the arc (l) radius (r) (i) 48 m 10 m (ii) 12.5 cm 6 m (iii) 50 cm 13.4 cm
• 3)

Find the central angle of each of the sectors whose measures are given below. $\left( \pi =\frac { 22 }{ 7 } \right)$

 S.No area (A) length of the arc (l) radius (r) (i) 462 cm2 - 21 cm (ii) 18.48 cm2 - 8.4 cm (iii) 44 m 35 m (iv) - 22 mm 105 mm
• 4)

Infront of a house, flower plants are grown in a circular quardant shaped pot whose radius is 2 feet. Find the area of the pot in which the plants grow.( ㅠ=3.14)

• 5)

A circle is formed with 8 equal granite stones as shown in the figure each of radius 56 cm and whose central angle is 45º. Find the area of each of the granite$\left( \pi =\frac { 22 }{ 7 } \right)$

#### 8th Standard New Syllabus Chapter One Important Question - by Jeshvanthi Jun 29, 2019 - View & Download

• 1)

The number which is subtracted from $\frac { -6 }{ 11 }$ to get $\frac { 8 }{ 9 }$

• 2)

Which of the following rational numbers is the greatest?

• 3)

$\frac { -5 }{ 4 }$ is a rational number which lies between

• 4)

Which of the following illustrates the inverse property for addition?

• 5)

Closure property is not true for division of rational numbers because of the number

#### TN StateboardStudy Material - Sample Question Papers with Solutions for Class 8 Session 2019 - 2020

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