Question

The radius of each semicircle in this composite figure is _____.

Answer 1

The radius is always half of the diameter. And the diameter is the measurement across the whole circle.

Answer 2

All sides of the square is congruent. So what do you think will be the diameter in this case?

Answer 3

i don't know but i think it's 2 in

Answer 4

Yes so we know that the diameter is 2 in. So what do you think will be the radius then?

Answer 5

1.5 i think?

Answer 6

Well what is:
\[2\div2\]

Answer 7

1

Answer 8

Remember that the radius is half of the diameter.

Answer 9

Okay. You should have your answer there.

Answer 10

thanx @calculusxy

Answer 11

You're welcome :)