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8th Standard English Medium Maths Subject Term 1 Measurements Book Back 3 Mark Questions with Solution Part - I Jun-15 , 2021

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8th Standard English Medium Maths Subject Term 1 Measurements Book Back 3 Mark Questions with Solution Part - I

8th Standard English Medium Maths Subject Term 1 Measurements Book Back 3 Mark Questions with Solution Part - I

8th Standard

    Reg.No. :
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Maths

Time : 01:00:00 Hrs
Total Marks : 15

    3 Marks

    5 x 3 = 15

  1. The radius of a sector is 21cm and its central angle is 120°. Find the length of the arc

  2. The radius of a sector is 21cm and its central angle is 120°. Find area of the sector 

  3. The radius of a sector is 21cm and its central angle is 120°. Find perimeter of sector.

  4. Find the central angle and area of a palm leaf fan (sector) of radius 10.5 cm and whose perimeter is 43 cm \(\left( \pi =\frac { 22 }{ 7 } \right) \)

  5. A circular shaped gymnasium ring of radius 35 cm is divided into 5 equal arcs shaded with different colours. Find the length of each of the arcs.

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