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vladimir2022 [97]
2 years ago
11

I need answer please​

Mathematics
1 answer:
Assoli18 [71]2 years ago
4 0

It is centered at (h,k) --> (0,0) and has a radius 9

The equation of the circle is

           (x-h)^{2} +(y-k)^{2} =r^{2} \\(x-0)^{2} +(y-0)^{2} =r^{2}\\x^{2} +y^{2} = 9^{2}

Hope that helps!

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Complete the equation of the line whose slope is 5 and y intercept is (0,4)
irina1246 [14]

y = 5x + 4 is the equation of the line whose slope is 5 and y intercept is (0,4)

<em><u>Solution:</u></em>

Given that, we have to write the equation of the line whose slope is 5 and y intercept is (0,4)

<em><u>The equation of line in slope intercept form is given as:</u></em>

y = mx + c ---- eqn 1

Where, "m" is the slope of line and "c" is the y - intercept

Given that, slope = m = 5

y intercept is (0, 4)

So, c = 4

<em><u>Substitute c = 4 and m = 5 in eqn 1</u></em>

y = 5x + 4

Thus the equation of line is found

7 0
3 years ago
Math work! Plz help!!
Svetllana [295]
180 + 60x = 2,000

180 is how much money she has already, 60 is how much she makes per week, x is the amount of weeks, and 2,000 is her goal.
5 0
3 years ago
Please help, i am not good at maths, brainiest will be given
iVinArrow [24]

Answer:

Modal average is the number that appears the most

Modal average: 3

1+2+3+4+5=15

15/3=    Mean: 3

Step-by-step explanation:

add all the bedrooms and divide that sum by the number of numbers added. That's the mean.

Hope this helps.

7 0
3 years ago
Read 2 more answers
The ratio of the height of two similar cylinders is 4 to 3 What is the ratio of their volumes
ASHA 777 [7]

Answer:

  64 : 27

Step-by-step explanation:

When using scale factors

Length = scale factor

Area = scale factor squared

Volume = scale factor cubed

The ratio is 4:3

The ratio of the volume is 4^3 : 3^3

                                            64 : 27

7 0
3 years ago
Please answer number 8 thank youuu
Alexxx [7]

Answer: 35

Step-by-step explanation:

Triangle BDC is an equilateral triangle

Triangle ABD is an isosceles triangle

so the length of BD is 8

because BDC is equilateral all sides are 8

then you add your numbers up

8+8+8+11

=35

4 0
3 years ago
Read 2 more answers
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