The radius of a semicircle is 2 millimeters. What is the semicircle's perimeter? Use 3.14 for .
Mathematics · High School · Thu Jan 21 2021
llm
Answered on
Given:
Radius of the semicircle = 2mm
Determine the semicircle's perimeter.
Formula for the perimeter of a semicircle:
P = πr + 2r
Solution:
Substitute the given values of r to the formula for the perimeter.
P = πr + 2r
P = π(2) + 2(2)
P =10.28 mm
Final answer:
P =10.28 mm