Question

if triangle PQR is an isosceles triangle with PQ=PR and R=80° then find the measures of other two angels of triangle ​

Answer 1

Answer:

if PQR is an isosceles triangle with PQ=PR,

then ,<Q=<R=80°(given),

therefore,

<P=180-160=20°.

therefore,<P=20°,<Q=80°,<R=80°>

Answer 2

Answer:

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