h - length of the hypotenuse
Use the Pyhagorean theorem:

I think that is arithmetic i not totally sure
Answer:
-27
Step-by-step explanation:
-3*-3=9 and then 9*-3 = -27
Answer:
0,8
Step-by-step explanation:
(-x-2)(x-4)=y
To find the x-intercept, substitute in 0 for y and solve for x. To find y-intercept, substitiue in 0 for x and solve for y.
(-0-2)(0-4)=y
(-2)(-4)=8
y=8
0,8