Question

Given that AB // CD, find the values of the unknowns in each of the following figures. please explain​

Answer 1

Answer:

a=117, b=117, c=63, d=78

Step-by-step explanation:

given that,

AB//CD,

by using the property of the parellel and transversal lines,

angle a=117, since vertically opposite angle

angle b=117 , since corresponding angle

angle c + angle b=180 linear angle

angle c=63

angle d =78. since corresponding angle