meeeekmill
21.01.2021 •
Mathematics
A landscaping company is putting small stones around a circular
fish pond with a radius of 2.5 yards. what is the perimeter of
the fish pond?
0 25.12 yds
O 56.52 yds
15.7 yds
O 84.78 yds
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Ответ:
It must have the same slope as the given line, so
m = -A/B = -1/-2 = 1/2
So far, we have
y = mx + b = x/2 + b
Use the given point to find b.
4 = -2/2 + b = -1 + b
b = 5
y = x/2 + 5
Multiply through by 2.
2y = x + 10
Standard form:
x - 2y = -10