Question

Find the measure of 4 3. 43 43 = [?]

Answer 1

The straight line is 180 degrees so you would times 180 by 77 and divide by 3 and give you the answer

Answer 2

ANSWER:

As we already know that, same side interior angles always add up to 180°.

So, ∠3 + 77° = 180°

∠3 = 180° - 77°

∠3 = 103°.