Question

The diameter of a semicircle is 8 millimeters. What is the semicircle's radius?

Answer 1

Answer:

4 millimeters

Step-by-step explanation:

a radius is half of a diameter

Answer 2

Answer:

r = 4mm

Step-by-step explanation:

The radius is 1/2 of the diameter

r = 1/2 d

r =1/2 (8 mm)

r = 4mm