Answer: 54
Step-by-step explanation:
90 x .4 = 36
90-36 = 54
The measure of two angles whose degrees add up to 90. Forty percent of 90 is 36, subtract that from 90 and your answer is 54.
Hope this helps, now you know the answer and how to do it. HAVE A BLESSED AND WONDERFUL DAY! As well as a great Valentines Day! :-)
- Cutiepatutie ☺❀❤
