Question

in Triangle PQR ,PQ=PR and angle Q = 50° then angle R is equal to​

Answer 1

Answer:

PQ=QR, therefore if two side of∆ is equal then it is a isoceleus ∆ so,<P=<Q ( angle opposite to equal side is equal) but, <R=50° therefore <Q=50° because <R=<Q (Prooved above).