Mathematics · Geometry

Straight lines l and m are parallel to each other. Points A and B lie on the line l, points C and D lie on the line m, and E is a point that lies between the straight lines l and m, all in such a manner that m∠EAB = 50° and m∠ECD = 70°. Find the measure of ∠AEC if points A and C lie on the same side of point E.

Verified Solution4 OptionsUpdated: October 2026👁️1 View

170°
2120°✓
360°
4100°

Correct answer

120°

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