A tire rim has a diameter of 15 in. What is the circumference of the tire rim? Use 3 point 1 4 for pi
Answer
A
47 point 1 in.
B
46 point 1 0 in.
C
23 point 5 5 in.
D
94 point 2 in.
Explanation
Use the circumference formula C = πd, where d is the diameter. Substituting the given values gives C = 3.14 × 15 = 47.1 inches, so the correct choice is A, 47.1 in.
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