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aesthetickait
30.07.2019 •
Mathematics
Acircular rug has a radius of 3 ft. what is the circumference of the rug? use 3.14 for mc014-1.jpg. 9.32 ft 9.42 ft 18.64 ft 18.84 ft
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Ответ:
We must use a certain formula to find the circumference of anything circular.
The formula is:
C = 2 × pi × r
We know that pi = 3.14 approximately and the radius is 3 feet.
Substitute:
C = 2 × 3.14 × 3
C = 6.28 × 3
C = 18.84 ft
ANSWER:
The circumference of the circular rug is 18.84 ft. (Last option)
Ответ:
D: 18.84
Step-by-step explanation:
Ответ:
2) Angle PQR measures 85°.