Answer:
9
Step-by-step explanation: A^2+B^2=C^2
Answer:
Complementary, x=78
Step-by-step explanation:
90= (x-8)+20
complementary angles add up to 90 degrees.
Answer:

Step-by-step explanation:
(1/2)x
use rise over run
how many units up/down and units right/left
Down and left means negative
Answer:
y = 8
Step-by-step explanation:
Step 1: Write out equation
13 + 3y = 37
Step 2: Subtract 13 on both sides
3y = 24
Step 3: Divide both sides by 3
y = 8
Answer:
350
Step-by-step explanation: