Question

Use x=3.14 to estimate the circumference of the circle to the nearest hundredth
please help!

Answer 1

formula for circumference

C = πd or 2πr

r= 4 inch given

d= 2 x r

d= 2 x 4= 8 inch

now place the value of d in the formula, we have

C = π x d

c = 3.14 x 8= 25.12 inch