Question

In ∆PQR,√P=50°,√Q=85° then find√R.

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Answer 1

Step-by-step explanation:

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Answer 2

In triangle PQR

an.P=50°

an.Q=85°

Let an.R be x

an.P+an.Q+an.R=180°(angle sum property of triangle that says that sum of all interior angles are 180 degree)

50+85+x=180°

135+x=180°

x=45°=an.R

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