Question

Triangle XYZ is a right triangle with the right angle at vertex Y.
Angle X must be ____ .
Angle Z must be ____.
The sum of angles X and Z must be ____ 90°.

Answer 1

Answers:
Angle X must be 45 degrees.
Angle Z must be 45 degrees.
The sum of angles X and Z must be equal to 90 degrees. 

Answer 2

Acute
Acute
Equal to
I checked