if i have a 19mm penny what is the radius of it
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Answer:
19/2 or 9.5
Step-by-step explanation:
A penny has a diameter of 19 millimeters. What is the radius of the penny.
D = 2r
To solve for r, we divide each side by 2:
r = D/2
Plugging in D = 19, we get:
r = 19/2 or 9.5
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