find the radius of circke whose area is equal to 154cm
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find the radius of circke whose area is equal to 154cm
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Given., area of circle = 154 cm^2
=> π r^2 = 154 cm^2
=> r^2 = 154 cm^2 / 22 * 7
=> r ^2 = 7 * 7 cm^2
=> r = 7 cm ans....
so.. radius of a circle is 7 cm...
hope it will helpful ✌
=>154= 22/7× r×r
=> 154×7/22= r×r
=> 7×7= r×r
=> r= √49
=>r = 7cm
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