Math, asked by taylorr17310, 3 months ago

the area of compact disc is 78.5cm², what is the radius

Answers

Answered by Diyaticku

1

Answer:

Step-by-step explanation:

Area of circle =πr^2 =78.5value of π=3.14 so 78.5/3.14=25=r^2 therefore r=√25=5 CM hence radius of compact disc=5cm

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