20 + 20 + 30 + 15 + 40 = 125
125/5= 25
25-15 = 10
Absolute deviation for 15 is 10
9514 1404 393
Answer:

Step-by-step explanation:
The slope of a line is the same everywhere, so an equation can be written making use of that fact.

Cross-multiplying gives ...
2(y -5) = x -2
2y -10 = x -2 . . . eliminate parentheses
2y = x +8 . . . . . . . add 10; next, divide by 2

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These equations match choices B and D.
The answer is b your just subtract all the ya lol
1-1/4 feet is the base side length.