Question

a few questions on circumference if i can get help. will give medal and fan anybody who helps

Answer 1

What do you need to know?

Answer 2

what do you have a question on?

Answer 3

What is the approximate circumference of a semicircle with a radius of 35 inches?

A.1923.25 inches
B.219.8 inches
C.109.9 inches
D.54.95 inches

Answer 4

You know semicircle is half a circle...

So just calculate the circumference of a full circle with that radius...and divide it by 2

\[\large C_{\text{semicircle}} = \frac{2 \pi r}{2}\]
\[\large C_{\text{semicircle}} = \pi r\]

Answer 5

i dont know what the whole is of a circle

Answer 6

i dont know anything about circumference