◆ Trigonometric Identities ◆
Hey !!
Check the attachment.
Hope it helps you :)
Hey!
First, let's write the problem.

Multiply

with

.

Subtract

from both sides.


Divide both sides by

.


Let me know if you have any questions regarding this problem!
Thanks!
-TetraFish
Answer: 18
Step-by-step explanation:
Square root of 81 is 9 because 9*9=81 then 9*2=18
Answer:
Step-by-step explanation:
180 - m∠1