Answer:
8
Step-by-step explanation:
Pythahorean theorem
S2+S2=8^2(2)
2s2=64 (2)
S2=64
S=64^1/2
S=8
Well you should've rounded right
Answer:
Slope Formula: 
Step-by-step explanation:
It is wise to remember this formula. It is one of the most important formulas in Algebra and is fundamental in higher level math courses.
We use this formula to determine the slope, or the average rate of change between 2 points.
Hey there!
In this picture, we have many pairs of adjacent angles:
1 and 2
2 and 4
4 and 3
3 and 1
This is because these pairs are being connected by a vertex and a side.
Hope it helps and have a great day!!!