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Veseljchak [2.6K]
3 years ago
7

(2.8)÷(0.4)+(6)×(-8)-(10-(-2))+12/5÷6/5

Mathematics
1 answer:
inysia [295]3 years ago
8 0

Answer:

-51

Step-by-step explanation:

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Step-by-step explanation:

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Step-by-step explanation:

A reflection is a transformation representing a flip of a shape/figure

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3 years ago
Find an equation of the circle that satisfies the given conditions. (Use the variables x and y.)
prohojiy [21]

Answer:

x^2 + y^2 = 52

Step-by-step explanation:

Distance between two points:

Suppose that we have two points, (x_1,y_1) and (x_2,y_2). The distance between them is given by:

D = \sqrt{(x_2-x_1)^2+(y_2-y_1)^2}

Equation of a circle:

The equation of a circle with center (x_0,y_0) and radius r has the following format:

(x - x_0)^2 + (y - y_0)^2 = r^2

Center at the origin;

This means that x_0 = 0, y_0 = 0

So

(x - x_0)^2 + (y - y_0)^2 = r^2

(x - 0)^2 + (y - 0)^2 = r^2

x^2 + y^2 = r^2

Passes through (4, 6)

The radius is the distance from this point to the center. So

r = \sqrt{(x_2-x_1)^2+(y_2-y_1)^2}

r = \sqrt{(4-0)^2+(6-0)^2}

r = \sqrt{16+36}

r = \sqrt{52}

So

r^2 = 52

Then

x^2 + y^2 = r^2

x^2 + y^2 = 52

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3 years ago
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Fiesta28 [93]

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Step-by-step explanation: If im right pls give brainliest

3 0
2 years ago
Pls u people should help me put in this maths fast solve​
mamaluj [8]

Well, you have to ask the question first.

6 0
3 years ago
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