arianabarber
30.10.2020 •
Mathematics
The formula for the circumference of a circle is C = 2 xr. Determine the circumference when the radius r is 10 cm.
a. 100 cm
c. 20 cm
b. 20 cm
d. 100 cm
Please select the best answer from the choices provided
A
B
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Ответ:
B) 20 cm
Step-by-step explanation:
C = 2 X R
C = 2 x 10
RADIUS = 10 DIAMETER = 20
C = 20 cm
Ответ: