SOLUTION: A circle has a diameter of 20cm.A chord is 6cm from the center of the circle. How long is the chord?
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Question 134971: A circle has a diameter of 20cm.A chord is 6cm from the center of the circle. How long is the chord?
Answer by vleith(2983) (Show Source): You can put this solution on YOUR website!
Use the Pythagorean theorem
in this case, c=10 (the radius), a = 6 so solve for b
You can see this is a 3:4:5 triangle. So b = 8
The chord will be 8+8 = 16
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