Question #133561

the angle measures of a triangle are 2x+3 degrees, 9x-7 degrees, and 7x+4 degrees.which of the following is NOT one of the angle measures of the triangle A)23 degrees B)74 degrees C)83 degrees D)97 degrees

Expert's answer

We have three angles:

The sum of angles in a flat 2D triangle is 180°:

Substituting this value for any of the given angles, we see that 97° is what does not belong to this triangle.

## Comments

Assignment Expert23.09.20, 16:02Dear Rosemary, could you kindly explain why?

Rosemary22.09.20, 18:54this was not helpful.

## Leave a comment