Question

find the area of the one fourth part of a circle whose radius is 3.5 metres(Q9 a) answer for class 7 .

Answer 1

take out the total area and divide it by 4

area of circle=22/7×3.5×3.5

=22×.5×3.5

required area=1/4(11×3.5)

1/4× 38.5

hope it helps you