SOLUTION: Figure PQR is an equilateral triangle with a semicircle added to its base. What is the perimeter of figure PQR? Use 3.14 to approximate pi. https://static.k12.com/calms_

Algebra ->  Circles -> SOLUTION: Figure PQR is an equilateral triangle with a semicircle added to its base. What is the perimeter of figure PQR? Use 3.14 to approximate pi. https://static.k12.com/calms_      Log On


   

Question 1024864: Figure PQR is an equilateral triangle with a semicircle added to its base.

What is the perimeter of figure PQR? Use 3.14 to approximate pi.
https://static.k12.com/calms_media/media/1571000_1571500/1571377/1/f1336369a6581fc513c37a95c47e29ea4b5b2e5f/MS_IMB-1401212-1110905.jpg
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
The diameter of the semicircle is equal to D=20 cm.
The perimeter of the semicircle is,
P%5Bsc%5D=pi%2AR=pi%2820%2F2%29=10pi
So then adding the two sides of the triangle,
P=10pi%2B20%2B20
P=40%2B10picm