Question

I need help with questions 2 and 3.
*ignore the page number*

Answer 1

@Shay17 can you please help me with this?

Answer 2

Hold on a sec

Answer 3

alrighty

Answer 4

The angles given are also exterior angles @shelby1290

Answer 5

so how do i solve it because i really don't understand this unit

Answer 6

Angle 1 + angle 2 + angle 3 = 360 degrees ALWAYS

Answer 7

what step did you make a mistake on?

Answer 8

ahh i see. do you know how to do it for exterior?

Answer 9

An measure of an exterior angle of a triangle is equal to the sum of the measures of the two non-adjacent interior angles. That is the theorem

Answer 10

okay

Answer 11

if it will help you...the back of the textbook says the answer is 40 degrees

Answer 12

but it doesn't come with an explanation

Answer 13

mhm ok