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22-10-2020
Mathematics

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Angle Z is 21 degrees larger than twice the measure of angle T. If ∠Z and ∠T are supplementary, what is the measure of angle T? *

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Cytokine Cytokine

22-10-2020

angle T = x

angle Z = 2x + 21

We know that supplementary angles add up to 180 degrees.

180 = x + 2x + 21

Combine like terms.

180 = 3x + 21

Subtract 21 from both sides.

159 = 3x

Divide both sides by 3

53 = x

angle T = 53 degrees

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