diffusiondeluxe diffusiondeluxe

16-12-2020
Mathematics

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akposevictor akposevictor

21-12-2020

Answer:

y = 100°

Step-by-step explanation:

x = 40° (vertical angles are congruent)

y is an exterior angel of a triangle that has two opposite internal angles, x (40°) and 60°.

According to the exterior angle of a triangle, thus:

y = 40 + 60

y = 100°

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