Answer:
the answer is 
Step-by-step explanation:
Try using Symbolab, I use it all the time it gives the correct answer and it gives good explanations.
hope this helps :)
Answer:
<h2>i need to see all the answers but yeah </h2>
Step-by-step explanation:
Answer:
They add up to equal 90 degrees.
Answer x=30
Step-by-step explanation: