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The circumference of a semicircle is 15.42 cm. What is the diameter of this circle?
The circumference of a semicircle = half of the circumference of the original circle + a diameter
Therefore, the radius is 15.42 (3.14 + 2) = 3cm
Diameter = 3 × 2 = 6cm
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The circumference of a semicircle is 15.42 cm. How many cm is the diameter of the circle
15.24*2/3.14=9.71
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