fmjd314 fmjd314

07-06-2017
Mathematics

contestada

A 20° sector in a circle has an area of 21.5π yd². What is the area of the circle?

Respuesta :

07-06-2017

A full circle is 360 degrees, so 20 is 1/18 of that. The total area will be 18 times as big, ie., 18 × 21.5π yd² = 387π yd².

Unclear why the yd² is in here... did you leave anything out?

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Bluerova123 Bluerova123

19-05-2019

The answer is 1215.18

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