Answer:

Step-by-step explanation:
Use the Pythagorean theorem. 
a and b are the two side lengths
c is the hypotenuse (value across from the right angle)
Plug in the values that you are given.

Solve for x


x=

Answer:
31
Step-by-step explanation:
X^8 = ()^2
x^8 = (x^4)^2
x^8 = x^8
inside the parethesis is x^4
hope this helps
Answer:
y=14
Step-by-step explanation:
plug in -2 in the place of x
y=-7(-2) y=14
Answer:
y is 150
Step-by-step explanation:
180 - 30(x)