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honestty21
18.11.2020 •
Mathematics
HELP ASAP
Column A
1.
A rate that is being compared to 1.:
A rate that is being compared to 1.
2.
The ratio between two related quantities in different units (an equivalent ratio that compares two quantities):
The ratio between two related quantities in different units (an equivalent ratio that compares two quantities)
3.
A way to compare two different quantities:
A way to compare two different quantities
4.
The price for one unit:
The price for one unit
5.
Two or more ratios that are equal to one another:
Two or more ratios that are equal to one another
Column B
a.Rate
b.Equivalent Ratios
c.Ratio
d.Unit Rate
e.Unit Price
Solved
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Ответ:
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Step-by-step explanation:
Ответ:
x^2+y^2+8x-6y+21=0
Rewritten in the form of a standard circle equation:
(x-(-4))^2+(y-3)^2=2^2
Therefore, the circle properties are:
(a,b)=(-4,3),r=2
The radius of the circle whose equation is x^2 + y^2 + 8x - 6y + 21 =0 is 2.
Faith xoxo