16.9k views
2 votes
Please help on both!!!!!

Please help on both!!!!!-example-1
User Adamk
by
3.8k points

2 Answers

5 votes

Answer:


14\pi and
16\pi

Explanation:

The equation for the circumference of circles is either
d\pi or
2r\pi, with r being the radius and d being the diameter.

Question A

The diameter is stated as 14. Plug into the equation to get:


14\pi

This is your answer in exact form.

Question B

The radius is stated as 8. Plug into the equation to get:


2(8)\pi


16\pi

This is your answer in exact form.

User Msqar
by
3.3k points
3 votes

Answer:

1) 43.98

2) 50.27

Explanation:

I hope this helps!

User Gleeb
by
3.6k points