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The diameter of the circle Is 10 centimeters and the measure of AB Is 72°. Find the length of ABRound your calculations to the nearest tenth. Complete your work in the space provided.

The diameter of the circle Is 10 centimeters and the measure of AB Is 72°. Find the-example-1
User Marqin
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The length of an arc with measure x in a circle with diameter d is given by:


l=2\cdot\pi\cdot((d)/(2))\cdot((x\degree)/(360\degree))

Therefore, if d = 10 cm and x = 72°, we have:


l=2\cdot\pi\cdot((10)/(2))\cdot((72\degree)/(360\degree))\approx6.3\text{ cm}

User Zenoh
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