Angle Relationships & Interior Angle Sums with Equations

Solve for x.

First, figure out what y is equal to. Then, solve for x.

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CCSS.8.G.A.5

∠A and ∠B are complementary angles. If m∠A=(6x+2)∘ and m∠B=(4x+18)∘, then find the measure of ∠A.

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CCSS.7.G.B.5

∠A and ∠B are supplementary angles. If m∠A=(x+2)∘ and m∠B=(3x−26)∘, then find the measure of ∠A.

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CCSS.7.G.B.5

∠A and ∠B are supplementary angles. If m∠A=(x+4)∘ and m∠B=(2x−7)∘, then find the value of x.

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CCSS.7.G.B.5

The supplement to an angle, x, is 2 degrees less than the angle, x. What is the measure of angle x?

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CCSS.7.G.B.5

The complement to an angle, x, is 12 degrees more than the angle, x. What is the measure of angle x?

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CCSS.7.G.B.5

The sum of three consecutive angles is 180 degrees. What is the measure of the smallest angle?

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CCSS.7.G.B.5

The sum of three consecutive angles is 90 degrees. What is the measure of the largest angle?

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CCSS.7.G.B.5

∠A and ∠B are vertical angles. If m∠A=(5x+8)∘ and m∠B=96∘, then solve for x.

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CCSS.7.G.B.5