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Blababa [14]
3 years ago
11

In Exercises 15-18, find the measure of the exterior angle.​

Mathematics
1 answer:
valina [46]3 years ago
6 0

Answer:

The measure of the exterior angle is 92 degrees

Step-by-step explanation:

Problem 16)

we know that

An exterior angle of a triangle is equal to the sum of the opposite interior angles

so

In this problem

(2x-2)\°=x\°+45\°

solve for x

2x-x=45+2

x=47\°

Find the measure of the exterior angle

(2x-2)\°=(2(47)-2)=92\°

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