Question 1 Report
The triangle POR is
Answer Details
< PRQ = 180∘ ∘ - 128∘ ∘ = 52∘ ∘ = < R
< P + < R + < Q = 180∘ ∘
76∘ ∘ + 52∘ ∘ + < Q = 180∘ ∘
128∘ ∘ + < Q = 180∘ ∘
< Q = 180∘ ∘ - 128∘ ∘
= 52∘ ∘
△ △ PQR is an isosceles
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