Civil Service Exam Reviewer · Measurement and Geometry · easy

What is the circumference of a circle with a diameter of 10 cm? (Use π = 3.14)

1. 62.8 cm
2. 78.5 cm
3. 31.4 cm
4. 15.7 cm

Answer

C. 31.4 cm

Solution

C = πd = 3.14 × 10 = 31.4 cm.

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