Question

The radius of a semicircle is 1 meter. What is the semicircle's area?

Answer 1

1.57

Explanation:

`A -of -circle= \pi*r^(2)\\ Note : A -semicircle- is -half -of- a- circle\\Area = ( \pi*r^(2))/(2) \\r = 1\\A =(3.14*1^(2))/(2)\\A = (3.14)/(2) \\A = 1.57`