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Fittoniya [83]
2 years ago
6

Math question please help

Mathematics
1 answer:
Reil [10]2 years ago
7 0

Answer:

Step-by-step explanation:

Remark

There are 6 faces on a cube.

Each face has an area of s^2

s = 5

One face is s^2

One face is 5^2 = 25 cm^2

6 faces are 6*25 cm^2

6 faces are 150 cm^2

Answer

150 cm^2

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vovikov84 [41]

Answer:

y = \frac{1}{5}x +\frac{13}{5}

Step-by-step explanation:

Given

(x_1,y_1) = (2,3)

(x_2,y_2) = (7,4)

Required

Complete the equation y - 4.....

First, we need to determine the slope as follows:

m = \frac{y_2 - y_1}{x_2 - x_1}

m = \frac{4 - 3}{7 - 2}

m = \frac{1}{5}

The equation is then calculated as thus:

y - y_1 = m(x - x_1)

This gives:

y - 4 = \frac{1}{5}(x -7)

Open bracket

y - 4 = \frac{1}{5}x -\frac{7}{5}

Add 4 to both sides

y - 4 +4= \frac{1}{5}x -\frac{7}{5} + 4

y = \frac{1}{5}x -\frac{7}{5} + 4

y = \frac{1}{5}x +\frac{-7+20}{5}

y = \frac{1}{5}x +\frac{13}{5}

6 0
3 years ago
Claire can run 400 meters in 45 seconds. What is her rate in meters per<br> second?
horsena [70]

Answer:

8.9 meters per second I think.

Step-by-step explanation:

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4 0
3 years ago
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The graph of f(x) and g(x) are shown below Which of the following is the graph of (g-f)(x)
anyanavicka [17]

Answer:  (g-f)(x)=-4x

Explanation: According to the graph, line created by function f(x) passes through the points (1,-3) and (0,0) and similarly, line created by the function passes through the points (1,1) and (0,0).

Thus, we can find the equation of the lines with help of formula y-y_1=\frac{y_2-y_1}{x_2-x_1} × (x-x_1)

so, equation of line created by function f(x)

y+3=\frac{3-0}{0-1}×(x-1)

y+3=\frac{3}{-1}×(x-1)

y+3=-3x+3

y=-3x thus function f(x)=-3x

similarly, equation of line created by function g(x)  

y=x thus function g(x)=x

Now, we have to find out, (g-f) (x)= g(x)-f(x)= -3x-x= -4x

                                                                                             

                                                                                                                                                       


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How much does a cat way on the moon
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Answer:

Since weight is directly dependent on the acceleration of gravity, things on the Moon will weigh only 16.6% (≈ 1/6) of their weight on Earth.

Step-by-step explanation:

Being that the moon has a gravitational force of 1.622m/s2, we multiply the object's mass by this quanitity to calculate an object's weight on the moon. So an object or person on the moon would weigh 16.5% its weight on earth. Therefore, a person would be much lighter on the moon.

have a nice day /night\

may i please have a branlliest

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2 years ago
Giving 20 Brainly points pls solve
tresset_1 [31]

The volume of the cylinder is 254,571.43cm³.

The surface area of the cylinder is 22,628.57 cm².

<h3>What is the volume of the cylinder?</h3>

A cylinder is a three-dimensional object. It is a prism with a circular base.

Volume of a cylinder =πr²h

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22/7 x (30²) x 90 = 254,571.43cm³

Surface area = 2πrh + 2πr²

(2 x 22/7 x 30 x 90) + (2 x 22/7 x 30²)

16, 971.43 + 5657.14 = 22,628.57 cm²

To learn more about to determine the volume of a cylinder, check: brainly.com/question/9624219

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