In triangle PQR if QPR =80° and PQ =PR find angle R and Q; In triangle PQR if QPR =80° and PQ =PR find angle R and Q
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we know that
sum of all angles of traingle is 180°.
so,
QPR + PQR + PRQ=180°
80° + 2PQR =180
PQR=50°. (Since if sides are equal i.e. PQ=PR then it's opposite angles are also equal)
therefore, angle PRQ=50°.
sum of all angles of traingle is 180°.
so,
QPR + PQR + PRQ=180°
80° + 2PQR =180
PQR=50°. (Since if sides are equal i.e. PQ=PR then it's opposite angles are also equal)
therefore, angle PRQ=50°.
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