Question

What is m∠CAD?

20º

80º

100º

110º


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Answer 1

Answer:

100

Step-by-step explanation:

All angles in a triangle equal to 180.

80+20=100

180-100=80

The line is 180

180-80=100

Answer 2

Answer:

100°

Step-by-step explanation:

see attached as reference.

the exterior angle ∠CAD is the sum of its two remote interior angles ∠ACB and ∠CBA

∠CAD = 80 + 20 = 100°