Question

if the area of a square is 42 CM find the sides​

Answer 1

Answer:

a²=42

a equals to root 42

6.4

value....

Answer 2

ANSWER

Required shaded area = Area of square - 4×area of 1 quadrant

= (42)

2

−4×

4

1

×πr

2

= 1764−

7

22

×21×21

= 1764−1386

z= 378 cm

2