vontae73 vontae73

03-01-2021
Mathematics

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the diagram shows two parallel lines cut by a transversal. If the measure of < 3 = ( 7y + 15) and the measure of < 5 = ( 110 - 2y) , what is the measure of <4

the diagram shows two parallel lines cut by a transversal If the measure of lt 3 7y 15 and the measure of lt 5 110 2y what is the measure of lt4 class=

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ChoiSungHyun ChoiSungHyun

03-01-2021

Step-by-step explanation:

Angle 3 + Angle 5 = 180° (C-angles)

Therefore 7y + 15 + 110 - 2y = 180, 5y = 55, y = 11.

Angle 4 = Angle 5 (Z-angles)

Hence Angle 4 = 110 - 2y = 110 - 2(11) = 88°.

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