Answer :

The answer is D - 140 degrees. Because 40 + 40 = 80
360-80=280
280/2=140

Answer:

D) <ABC = 140°

Step-by-step explanation:

Since,

Here <ABC and <CBD are supplementary.

Therefore,

<ABC + <CBD = 180°

=> <ABC + 40 = 180

=> <ABC = 180 - 40

=> <ABC = 140

Hence,

<ABC is 140°

Other Questions