Back to Use facts about supplementary, complementary, vertical, and adjacent angles to solve simple equations — Problem 3 · Task Set 15

Angle Relationships and Equations

For each problem, identify the angle relationship, write an equation, solve, and verify your answer.

Grade 7·21 problems·~35 min·Common Core Math - Grade 7·standard·7-g-b-5
Work through problems with immediate feedback
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Fluency Practice

Two intersecting lines with vertical angles labeled (5x + 3)° and (3x + 19)°.
1.

Two intersecting lines form vertical angles. One angle measures (5x+3)°(5x + 3)\degree and its vertical angle measures (3x+19)°(3x + 19)\degree. Find the measure of the angle.