Step-by-step explanation:
21b
and 21h
Answer:https://www.wolframalpha.com/pro/step-by-step-math-solver?src=widget
Step-by-step explanation: hope this helps
Answer:
180-98=92
32+92=114
180-114
x=66°
Step-by-step explanation:
Answer:

Step-by-step explanation:
Recall that since sine is an odd function:

Hence:

Therefore:

The perimeter of the figure is 22 units.