Question

What is the measure of the unidentified angle?

Last question:
Would mean a lot if you helped!

Answer 1

67°

Explanation:

Let the unknown angle be 'x'. The sum of the unknown angle and 23° is 90°.

x + 23 = 90°

Subtract 23 from both sides.

x = 90 - 23

x = 67°

Answer: x = 67°