Answer:
47.5
Explanation:
The formula for the area of half a circle is (pi * radius^2)/2
diameter = 11
pi = 3.14
radius = diameter/2 = 11/2 = 5.5
A = (3.14 * 5.5^2)/2
A = 94.985/2
A = 47.4925
4.5m questions
5.9m answers