Answer:
Step-by-step explanation:
area of a circle= (pi) x r^2
a= 3.14 x 7^2
a=3.14 x 49
a= 153.86 mi^2
Answer:
A. 0
Step-by-step explanation:
The circles are concentric. I.e there is no point where the circumferences of both circles ever touch each other. Hence there can be no tangent line possible that can be common to both circles at the same time.
Answer:
30
Step-by-step explanation:
30 + 30 = 60
3* 3 = 9
Add the 0s
30 * 30 = 900
I hope I helped!
Let me know if you need anything else!
~ Zoe
