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What is the measure of ∠3 if c∥d ?
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What is the measure of ∠3 if c∥d ?

What is the measure of ∠3 if c∥d ?-example-1
User RQuestions
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1 Answer

1 vote

Answer:

72°

Explanation:

Since c||d, ∠3 would be the same as ∠1

Since those two are supplementary angles, subtract 180 with 108 to get the measure of ∠1 which is 72°.

Since ∠1 and ∠3 are corresponding angles, they'll be congruent meaning ∠3 is also 72°.

User Liav
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