Question

3)If the radius is 7cm then find the diameter.​

Answer 1

Step-by-step explanation:

diameter = 2r

diameter = 2×7

diameter = 14

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Answer 2

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The radius of the circle is 7 cm and finds its circumference and area. Hint: We will put the value of radius r=7cm in the formula of area of circle that is πr2 and the circumference in the very same way πd . And here d is diameter which is equal to 2r..