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#### Term 2 Geometry One Mark Questions with Answer

8th Standard EM

Reg.No. :
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Maths

Time : 00:30:00 Hrs
Total Marks : 15
5 x 1 = 5
1. If Δ GUT is isosceles and right angled, then ㄥTUG is ________.

(a)

300

(b)

400

(c)

450

(d)

550

2. The hypotenuse of a right angled triangle of sides 12cm and 16cm is __________.

(a)

28 cm

(b)

20 cm

(c)

24 cm

(d)

21 cm

3. The area of a rectangle of length 21 cm and diagonal 29 cm is __________cm2.

(a)

609

(b)

580

(c)

420

(d)

210

4. If the square of the hypotenuse of an isosceles right triangle is 50 cm2, the length of each
side is ____________.

(a)

25 cm

(b)

5 cm

(c)

10 cm

(d)

20 cm

5. The sides of a right angled triangle are in the ratio 5: 12: 13 and its perimeter is 120 units then, the sides are ______________.

(a)

25, 36, 59

(b)

10, 24, 26

(c)

36, 39, 45

(d)

20, 48, 52

6. 5 x 1 = 5
7. If in a Δ PQR, PR2 = PQ2 + QR2, then the right angle of Δ PQR is at the vertex ________.

()

Q

8. If 'l' and ‘m’ are the legs and 'n' is the hypotenuse of a right angled triangle then, l2 = ________.

()

n2 − m2

9. If the sides of a triangle are in the ratio 5: 12: 13 then, it is ________.

()

right angled triangle

10. If a perpendicular is drawn to the hypotenuse of a right angled triangle, then each of the three pairs of triangles formed are ________.

()

similar

11. In the figure, BE2 = TE × _____.

()

EN

12. 5 x 1 = 5
13. 8, 15, 17 is a Pythagorean triplet.

(a) True
(b) False
14. In a right angled triangle, the hypotenuse is the greatest side.

(a) True
(b) False
15. One of the legs of a right angled triangle PQR having ㄥR = 900 is PQ.

(a) True
(b) False
16. The hypotenuse of a right angled triangle whose sides are 9 and 40 is 49.

(a) True
(b) False
17. Pythagoras theorem is true for all types of triangles.

(a) True
(b) False