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Using Properties of Parallel Lines

Using Properties of Parallel Lines 1.8 - Solution

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We can start by determining using the Corresponding Angles Theorem.

We are given the measure of for one of the angles. Since this is a corresponding angle to they are congruent. Next,  and are a linear pair and, thus, the sum of their measure is Therefore, we can write the following equation. Since we know we can find
The value of is