388,528 views
45 votes
45 votes
Two angles together form a straight line, which is 180 degrees. Both angles are congruent. What do they measure?

O 180 degrees
O 90 degrees
O There's no way to tell.

User Oneka
by
2.6k points

2 Answers

19 votes
19 votes

Answer:

It’s 90

Explanation:

Sorry I’m in a hurry right now sorry if I didn’t give you the explanation I’m running while typing this

User Andy Allison
by
3.1k points
9 votes
9 votes

Answer:

90 degrees

Explanation:

Two angles form a straight line which is 180 degrees.

The two angles are congruent ( or equal to each other )

Let x = measure of one of the angles.

180 = 2x

Divide both sides by 2

180/2 = 90

2x / 2 = x

x = 90

The measure of both angles are 90 degrees

User Thiago Valente
by
3.1k points