Calculate 79144

The circle's radius is r=8.9 cm, and the chord AB of this circle has a length of 16 cm. Calculate the distance of chord AB from the center of the circle.

Correct answer:

x =  3.9 cm

Step-by-step explanation:

r=8.9 cm a=16 cm  a2=a/2=16/2=8 cm x=r2a22=8.9282=3.9 cm

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