Find the circumference and area of a circle with a diameter of 10 inches. Leave your answers in terms of pi. (4 points)
2 answers:
Answer:
The circumference of a circle is and the area of a circle is .
Option (c) is correct .
Step-by-step explanation:
Formula
Where r is the radius of a circle .
As given
Diameter is 10 inches.
Radius = 5 inches
Put values in the above formulas .
Therefore the circumference of a circle is and the area of a circle is .
Option (c) is correct .
D=10 a=5
5×5×π=25π
a=25π
2×5×π=10π
c=10π
c. C = 10π A = 25π
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