Aguerrero
Aguerrero Aguerrero
  • 15-10-2016
  • Mathematics
contestada

What does B equal to

What does B equal to class=

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abizzy
abizzy abizzy
  • 15-10-2016
( the answer is 15) because in a equilateral all angles are equal and in the right triangle you already have 1 angle so just divide by 2 you get 45 so subtract 45 from 60
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charstar
charstar charstar
  • 15-10-2016
Triangle PQR is equilateral, all the angles are 60, this means that triangle PSR is an isosceles triangle. 180-90=90  90/2=45  60-45=15
B=15

Hope this helps :) 

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