In a triangle PQR if ∠QPR …
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Gaurav Seth 3 years, 9 months ago
(d) 50°, 50°
Given, QPR is 80 degrees
and PQ=PR
let the other two angles be x,x because it is an isosceles triangle
by triangle sum property
80+x+x=180
2x+80=180
2x=100
x=50
therefore angle R and angle Q are 50 degrees
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