Find the length of a chord which is at the distance of 6 cm from the center of a circle of diameter 20 cm.
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Answer:
1.if diameter is 20 then radius is 10 cm
2.join centre of circle to the point on the chord touching the circumference.
3.it forms a right angle triangle
4.the hypotenuse =radius
using Pythagoras theorem
u can find the length of half the chord
double it and you can find the chord length
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