Question

Find the area and the circumference of a circle with radius .

Use the value for , and do not round your answers. Be sure to include the correct units in your answers.

Answer 1

Answer: 25.12

Explanation:

Circumference = πd or 2πr

Since the radius is given (which is 4) we will use 2πr

2× 3.14×4=

8 × 3.14 =

25.12