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What is the circumference of a circle with a diameter of 21 ft.? Use the formula C = d = 3.14

What is the circumference of a circle with a diameter of 21 ft.? Use the formula C = d = 3.14
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5 votes
What is the circumference of a circle with a diameter of 21 ft.? Use the formula C = d = 3.14

asked
User Wilman
by
7.8k points

2 Answers

4 votes

Answer:

69.08

Explanation:

circumference= πd

3.14×21= 69.08

answered
User Violetta
by
7.9k points
3 votes

Answer:

65.9734457254 (65.97 =2dp)

Explanation:

equation

diameter x pi = circumference

21 x pi = 65.9734457254

answered
User Sara Vaseei
by
7.5k points
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