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s2008m [1.1K]
3 years ago
15

A company is designing a new cylindrical water bottle. The volume of the bottle will be 193 cm cubed 3. The height of the water

bottle is 7.2 cm. What is the radius of the water​ bottle? Use 3.14 for π.
Mathematics
2 answers:
Gwar [14]3 years ago
8 0

The radius of the cylinder is 2.92 cm

<u>Explanation:</u>

Given:

Volume of cylinder, V = 193 cm³

Height of the cylinder, h = 7.2 cm

Radius of the cylinder, r = ?

We know:

Volume of cylinder = πr²h

On substituting the value we get:

193 = 3.14 X r^2 X 7.2\\\\r^2 = 8.54\\\\r = 2.92 cm

Therefore, the radius of the cylinder is 2.92 cm

Stella [2.4K]3 years ago
4 0

Answer:

193 = 3.14 X r^2 X 7.2\\\\r^2 = 8.54\\\\r = 2.92 cm

Therefore, the radius of the cylinder is 2.92 cm

Step-by-step explanation:

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RideAnS [48]

Answer:

5 divided by 6/7 = 35/6 = 5 5/6

Step-by-step explanation:

legth*width=area  so  area/length=width

6 0
3 years ago
Erin created a scale drawing for a garden that will be 10 ft by 5 ft. She plans to include a section in the garden for herbs, wh
Hitman42 [59]

Answer:

The dimensions of the herb garden on the scale drawing are 2.4 by 6 inches

Step 1 (finding the scale factor):

12/10 (inches/feet) or 1.2 (inches/feet)

(1.2 inches<em> </em>in the <em>drawing</em> represent 1 foot in real life)

Step 2 (finding the dimensions of the herb garden on the scale drawing):

Real life dimensions are 2ft by 5ft so we multiply by the <em>scale factor</em>:

2ft = 2 x 1.2 = 2.4 inches

5ft = 5 x 1.2 = 6 inches

So the dimensions of the herb garden on the scale drawing are 2.4 by 6 inches.

4 0
2 years ago
What is the area of the trapezoid?
Anton [14]

Answer:

Use area of trap formula and special right triangles

Step-by-step explanation:

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6 0
3 years ago
How many terms are in the expression 3x^2y^4z-6xy-3z(5x^2)
EleoNora [17]
I would say 3 because terms are separated by a plus or minus sign and there are 2 subtraction signs separating 3 expressions.
6 0
3 years ago
X + y = 3, 4y = -4x - 4<br> System of Equations
alexdok [17]

Answer:

no solutions

Step-by-step explanation:

Hi there!

We're given this system of equations:

x+y=3

4y=-4x-4

and we need to solve it (find the point where the lines intersect, as these are linear equations)

let's solve this system by substitution, where we will set one variable equal to an expression containing the other variable, substitute that expression to solve for the variable the expression contains, and then use the value of the solved variable to find the value of the first variable

we'll use the second equation (4y=-4x-4), as there is already only one variable on one side of the equation. Every number is multiplied by 4, so we'll divide both sides by 4

y=-x-1

now we have y set as an expression containing x

substitute -x-1 as y in x+y=3 to solve for x

x+-x-1=3

combine like terms

-1=3

This statement is untrue, meaning that the lines x+y=3 and 4y=-4x-4 won't intersect.

Therefore the answer is no solutions

Hope this helps! :)

The graph below shows the two equations graphed; they are parallel, which means they will never intersect. If they don't intersect, there's no common solution

3 0
3 years ago
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