Mathematics · Geometry

In ΔPQR, side QR is extended to point S to form an exterior angle ∠PRS. If the interior angles are ∠P = (5x - 19)°, ∠Q = (3x + 45)°, and ∠R = 3x°, find the measure of the exterior angle ∠PRS.

Verified Solution4 OptionsUpdated: October 2026👁️1 View

Correct answer

138°

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