Question

PLEASE HELP NOW!!!

Circle A has a diameter of 8 inches. The radius of Circle B is 1.5 inches.

Part A:
Using the formula for circumference, find the circumference for Circle A AND Circle B. (4 points)

Circle A Circumference:

Circle B Circumference:

Part B:
Using the formula for area of a circle, find the area for Circle A AND Circle B. (4 points)


Circle A Area:

Circle B Area:


Part C:
In looking at your answers in Part A & Part B, what observation(s) can you make about Circle A and Circle B?

Answer 1

Explanation:

part A

c=3.14d

3.14*8

=25.12inches

circumference circle B

3.14*3

=9.42inches

part B area

A=3.14r^2

=3.14*4*4

=50.24inches^2

B

=3.14*1.5*1.5

=7.065inches^2

part c

the circumference area are larger for circles with bigger diameter or radius.