Question

Find the area of this semi-circle with radius,

r
= 15cm.
Give your answer rounded to 1 DP.​

Answer 1

Semicircle = 353.25 cm²

Explanation:

Area of semicircle = πr²/2

substitute the values

semi circle = 3.14 × 15 × 15 / 2

Area of semicircle = 353.25 cm²