kaitlynbirchfield kaitlynbirchfield

11-10-2020
Mathematics

contestada

what is the measure of <ABC?

what is the measure of ltABC class=

Respuesta :

mhanifa mhanifa

11-10-2020

Answer:

95°

Step-by-step explanation:

Given

Parallel lines AD and BC

AB is reversal therefore

∠ABC and ∠DAB are supplementary angles

As per definition, supplementary angles add up to 180°:

∠ABC + ∠DAB = 180°
∠ABC + 85° = 180°
∠ABC = 180° - 85° = 95°

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