Calculate the length of a chord which is at the distance 12 cm from the centre of a circle of radius 13 cm solution
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by pythagoras theorem
b^2=h^2-p^2
b^2=169-144
b=√25
b=5
now length of chord is 2×5=10cm
hope this will help u
b^2=h^2-p^2
b^2=169-144
b=√25
b=5
now length of chord is 2×5=10cm
hope this will help u
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