Question

The area of semi circle whose radius is 14cm is​

Answer 1

Answer:

Radius of a semicircle, r=14cm

Perimeter of a semicircle, P=(π+2)r units

∴P=(

7

22

+2)×14

=(

7

22+14

)×14=

7

36

×14=72

Perimeter of the semicircle = 72 cm.

Area of a semicircle, A=

2

πr

2

sq. units

∴A=

7

22

×

2

14×14

=308cm

2

.

brainliest and follow please

Answer 2

Answer:

Area of semi Circle = 1/2 × πr2

1/2×22/7×14×14 = 308 cm²