For any triangle, the sum of the measure of the three angles equals 180 degrees. Two of the angles have the same measure,a,and t

Question

Alenkinab [10]

2 years ago

8

For any triangle, the sum of the measure of the three angles equals 180 degrees. Two of the angles have the same measure,a,and t

he third angle measures 45 degrees. Which of the following equations could be used to determine the measure of a?

Mathematics

1 answer:

vivado [14] · Answer 1 · 2022-07-30T08:43:59+03:00

vivado [14]2 years ago

8 0

45+2a=180. You should always try to write down an equation for problems like these. Subtract the 45 to both sides of the equal sign. This gets you 2a=135. Divide the 2 on both sides and you get a=67.5 degrees. I hope that i helped, enjoy