Question

(iv) Find the area of the shaded portion formed by a
semicircle placed above a square.
7 cm​

Answer 1

Answer:

Area of semi circle=3.14×3.5×3.5/2.

Step-by-step explanation:

calculate then find answer

ans 68.25 CM square

Answer 2

Answer:

Is the shaded portion the left over area?

then, the answer is

29.75 sq.cm

Step-by-step explanation:

Area of square=a^2=7^2

=49 sq.cm

Area of semi-circle= pi*r^2/2

= 22/7*3.5*3.5 = 11*0.5*3.5

= 19.25 sq.cm

Left over Area = Area of Square-Area of Circle

49-19.25

= 29.75 sq.cm

#hopeithelps