. The radius of a circle is 9 cm. Find the length of an
arc of this circle which cuts off a chord of length
equal to length of radius.
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1
Answer:
66/7cm
Step-by-step explanation:
since radius and length of chord are equal then all is of 9 CM so triangle will the equilateral then formula is used is Teta by 360 multiply by 2pie r
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