surfergirl21 surfergirl21

25-09-2018
Mathematics

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Find the value of each variable

A.x=80,y=100

B.x=80,y=80

C.x=100,y=80

D.x=100,y=100

Find the value of each variable Ax80y100Bx80y80Cx100y80Dx100y100 class=

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Veridian Veridian

25-09-2018

Triangles add to 180° and there is already 100° shown inside of the triangle (30° plus 70° = 100°). 180° -100° = 80°, which is x. X and y are vertical angles, so y is also 80°. The answer is B.

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