luisdavidflores
23.07.2019 •
Mathematics
If a circle has a circumference of 66π , what is its radius? question 19 options: 33 66π 132 33π 66
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Ответ:
Given circumference, find the diameter,
66π = πD
D = 66π ÷ π
D = 66 units
Find Radius:
Radius = Diameter ÷ 2
Radius = 66 ÷ 2 = 33
33
Ответ:
x=2
Step-by-step explanation:
multiple the parenthesis, add like terms, move the constant and then divide