The perimeter of a circle is equal to 2πR where R is the radius if we want the perimeter of the semicircle we divide by 2 and we get
P=πR=22π=22*3.14=69.08cm
Answer:
x = 1
Step-by-step explanation:
Answer:
a
Step-by-step explanation:
240
Answer:
D
Step-by-step explanation:
It is the only one with a pattern. Hope this helps!!