String 63794

The chord AB is in the circle k with a radius of 13 cm. The center C of the string AB is 5 cm from the center S of the circle. How long is the AB string?

Correct answer:

t =  24 cm

Step-by-step explanation:

r=13 cm s=5 cm  r2 = s2 +(2t)2  t=2 r2s2=2 13252=24 cm

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