Question
QRS and SRS are isosceles triangles. QR = QS, SR = SS, ∠QRS = 20° and ∠RSS = 120°. Find ∠c.
2 m

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QRS and SRS are isosceles triangles. QR = QS, SR = SS, ∠QRS = 20° and ∠RSS = 120°. Find ∠c.