Seudónimo Seudónimo
  • 25-04-2018
  • Mathematics
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please help thank you.

please help thank you class=

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musiclover10045
musiclover10045 musiclover10045
  • 25-04-2018
full circle = 2 x 30 x PI = 60 PI

XY = 90 degrees
 XPY = 360 -90 = 270 degrees ( 3/4 of a full circle )

XPY = 3/4 x 60PI = 45PI

answer is C 45PI


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