1.

Find the diameter of the following circles with their areas given.616mm²

Answer»

Step-by-step EXPLANATION:

area of a circle= πr²

616mm²=22/7×r²

616×7/22=r²

196 = r²

√196 = r

14MM = r

diameter of circle = 2×r

= 2× 14

= 28 mm



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