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Pls, HELP ASAP! 10 POINTS!

Pls HELP ASAP 10 POINTS class=

Sagot :

Answer:

measure of 1 + measure of 3

Answer:

m∠1+m∠3

Step-by-step explanation:

Since ∠4 is the exterior angle of the given triangle, it is equal to the two remote angles, 1 and 3.