Question

find the
area
figure
where
14 cm ?
of the shaded region in
ABCD is a square of side
1
A.
B
С C
D​

Answer 1

Answer:

Side of a square, a=14cm

Radius of each circle, r=

2

7

cm

Area of the shaded portion = Area of a square - 4 × Area of a circle

=a

2

−4(πr

2

)

=14×14−4×

7

22

×

2

7

×

2

7

=196−154

∴ Area of the shaded portion =42cm

2

.