Answer:
B is the answer
Step-by-step explanation:
Answer:
3 - 0.166666667 i
Step-by-step explanation:
I think this is the answer
The area of circle can be found using the formula πr² and since we know that semi circle is half the circle so its formula will be 1/2πr².
First we will find the radius.
20/2 = 10
Radius is 10.
A = 1/2(3.14)(10)²
A = 157
Hope this helps :)
PEMDAS B is the correct answer hope this helps