Answer:
To fine the surface area is to add all the area of the faces
Answer:
When x=8, y=-6. When x=10, y=0
Step-by-step explanation:

You can plug the given y value into the second equation to get:

Hope this helps!
Answer:
3.605 ft is the answer.
Step-by-step explanation:
Applying Pythagoras theorem,
a^2 + b^2 = c^2
2^2 + 3^2 = c^2
4 + 9 = c^2
13 = c^2
3.605 = c
therefore, the answer is 3.605.
:)