Answer:
Hey mate, please describe your question perfectly.
Umm what’s the question??
Answer:
H=8
Step-by-step explanation:
12.2H-7.15=90.45
12.2H=90.45+7.15
12.2H=97.6
H=8
Answer:
45°
Step-by-step explanation:
The base angle are the same measure and since one angle is already 90° the remaining two are 45°. They have to equal up to 180. 90 + 45 + 45 = 180.
Hope this helps ya!!