Question

Find the area of the semi circle whose radius is 14 cm

Answer 1

Area of a semi circle is. pi(r)*2/2
=pi(14)*2/2
=98pi

Answer 2

Answer:

hi mate

the value of semi circle is 180

but surface area of hemisphere= 3πr2

= 3 × 22 / 7 ×(14) 2

= 3× 22× 2 × 14

= 66 × 20

= 1848 sq.cm

l hope it's helping you

thank you