Aguerrero
Aguerrero
15-10-2016
Mathematics
contestada
Need help with this problem
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charstar
charstar
15-10-2016
Here we are:
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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