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dsp73
3 years ago
10

What is the radius of a circle whose equation is x2+y2−10x+6y+18=0?

Mathematics
1 answer:
Brums [2.3K]3 years ago
5 0

Answer:

4

Step-by-step explanation:

center | (5, -3)

radius | 4

diameter | 8

area enclosed | 16 π≈50.2655

circumference | 8 π≈25.1327

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4 years ago
Which sets of ratios are a proportion? (Choose all that apply) *
vladimir1956 [14]

Answer:

<h2>Sets of Ratios that are Proportion</h2>

3/11 and 17/6

<h3>12/7 and 36/21</h3>

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<h3>4/10 and 8/20</h3>

<h3>Solution:</h3>

> 12/7 and 36/21

\frac{12}{7}  =  \frac{36}{21}  \\ 12(21) = 36(7) \\ 252 = 252

> 4/10 and 8/20

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5 0
3 years ago
What is the equation of the graph
vredina [299]

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Answer:

  the correct choice is marked

Step-by-step explanation:

The line has a rise of 2 for a run of 1, so a slope of 2. The line crosses the y-axis at y=-2, so the y-intercept is -2. The slope-intercept equation for the line is ...

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4 0
3 years ago
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Mashutka [201]

Answer:

The answer is C

Step-by-step explanation:

4 0
3 years ago
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kvv77 [185]

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Step-by-step explanation:

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3 0
3 years ago
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