Answer:
8pi
Step-by-step explanation:
The formula for circumference is the radius multiplied by
. In this case,
. Hope this helps!
Answer:
a=7
Step-by-step explanation:
-52 = -17 -5a
Add 17 to each side
-52+17 = -17-5a+17
-35 = -5a
Divide by -5
-35/-5 = -5a/-5
7=a
A number line with a closed circle on-2, an open circle on 5, and shading in between so the answer C. is correct