Answer:
The slope of line is 0 given points (2,8)(7,8)
Step-by-step explanation:
We need to find slope of line given points (2,8),(7,8)
The formula used to find slope of line is: 
We are given:

Finding slope using formula:

So, the slope of line is 0
Answer:
Choice B is correct
Step-by-step explanation:
The given radical division can be expressed in the following form;

Using the properties of radical division, the expression can be expressed in the following form;

Simplifying further yields;

Choice B is thus the correct alternative
if four points are collinear, that are also coplanar: This is true
If points lie in the same line. they must lie in the same plane
Answer:
4/6
Step-by-step explanation:
1/2 = 3/6. 3/6 + 1/6 = 4/6