The diameter of a circle is 4 feet. What is the circumference?
d=4 ft
Give the exact answer in simplest form.

I need the answers

The diameter of a circle is 4 feet What is the circumference d4 ft Give the exact answer in simplest form I need the answers class=

Respuesta :

Answer: 4π

Step-by-step explanation: C= 2πr; 2r=d; C=dπ; C=4π!

Answer:

4π  ft

Step-by-step explanation:

C = 2πr  (Circumference formula for a circle)

diamater = 4, so  diamter = 2 x radius,  4 = 2 x r , so r = 2

Use formula:

C = 2π(2) = 4π

4π ft (Exact answer)

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