Find the length of the chord which is at a distance of 8cm from the centre of the circle of radius 17cm
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if you draw this . this will result in the formation of a right triangle with hypotenuse=17cm and perpendicular= 8 cm .
thus by Pythagoras theorem b (half chord)^2= 17^2-8^2
=225 thus b= 15
which states that length of chord= 30 cm
hope this might help you
thus by Pythagoras theorem b (half chord)^2= 17^2-8^2
=225 thus b= 15
which states that length of chord= 30 cm
hope this might help you
av920410:
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