Answer:
112
Step-by-step explanation:
I am not 100% sure because I can't see information given on the shape, but assuming it is equal angles
The best and most correct answer among the choices provided by your question is the third choice or letter C "<span>Multiplication Property of Equality"</span>
I hope my answer has come to your help. Thank you for posting your question here in Brainly. We hope to answer more of your questions and inquiries soon. Have a nice day ahead!
Answer:
53.13
Step-by-step explanation:
To find the measure of an angle use an inverse trig function.
so you can take the inverse to find A 
.
Use a calculator to calculate the value.
A = 53.13
I have no idea how to do this problem i dont know what a is
The answer would be A. Commutative property of addition
