Acircle has a radius of 10. an arc in this circle has a central angle of 72

Hello from MrBillDoesMath!

4 Pi

Discussion:

72/360 = 1/5 so the length of the arc is (1/5) the circumference or

(1/5) ( 2 Pi * 10)                      => C = 2 Pi r

(20/5) Pi =

4 Pi

Thank you,

MrB

$187.5

Step-by-step explanation:

25% of $750 = $187.5!

All I had to do was divide 750 by 4 and got my answer. You can also double check by multiplying 187.5 by 4 and you'll get the same answer.