Answer:

Step-by-step explanation:

Distribute the parenthesis

Add 20 to both sides

Divide both sides by 2


Hope this helps
Answer:
A. 9 sqrt 2
Explanation:
Plug in hypotenuse and given side into
a^2 + b^2 = c^2 and solve.
Answer:
guhg yrurb jwhe hehe hd sb brur euger
Answer:
g
Step-by-step explanation:
Answer:
-1 over 2
Step-by-step explanation: