Question

What is the measure of angle 3? ​

Answer 1

115°

Explanation:

First, solve for x. We know <6+<8=180

2x-5+x+5=180

3x=180

x=60

<3 and <6 are equal (opposite interior angles), so solve for <6, which is the same as <3.

2x-5

2(60)-5

120-5

115