Question

If a triangle has a 22°
angle and a 46°
angle, what can be established about the third angle measure and the type of triangle?(1 point)
Responses

The third angle measure is 112°
, and the triangle is an acute triangle.
The third angle measure is 112 degrees , and the triangle is an acute triangle.

The third angle measure is 68°
, and the triangle is an obtuse triangle.
The third angle measure is 68 degrees , and the triangle is an obtuse triangle.

The third angle measure is 128°
, and the triangle is an obtuse triangle.
The third angle measure is 128 degrees , and the triangle is an obtuse triangle.

The third angle measure is  112°
, and the triangle is an obtuse triangle.

Answer 1

Sum the given angles: 22° + 46° = 68°.
Third angle = 180° − 68° = 112°, which is greater than 90°, so the triangle is obtuse.