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exis [7]
3 years ago
13

Create 2 prisms with a volume of 300m3.

Mathematics
1 answer:
Goryan [66]3 years ago
5 0

Answer:

I will use two different type of prisms:

Triangular prism:

The volume is equal to the area of the triangle multiplied by the heigt of the prism.

So:

300m^3 = A*H

Suppose that the triangle is a triangle rectangle with two equal cathetus of lenght L = 6m, then the area of the triangle is:

A = 6m*6m/2 = 18m^2

300m^3 = 18m^2*H

H = 300/18 m = 16.6m

So this prism is a triangular prism where the area of the triangular face is 18m^2 and the height is 16.6m

Rectangular prism:

Here the volume of the prism is:

V = W*H*L

Where W is the width, H is the heigth and L is the length.

300m = W*H*L

now we can assign values to two of the values and then find the other value.

Suppose W = 30m, H = 5m

300m^3 = 30m*5m*L = 150m^2*L

L = 300/150 m = 2m

So this prism has a width of 30m, a height of 5m and a length of 2m.

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Answer:

The ratio of the area of the school banner to the area of the sign is <u>1944 cubic inches : 192.61 cubic inches.</u>

Step-by-step explanation:

Given:

A rectangular school banner has a length of 54 inches and a width of 36 inches. A sign is made that is similar to the school banner and has a length of 17 inches.

Now, to find the ratio of the area of the school banner to the area of the sign.

Dimensions of school banner :

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Dimension of school sign:

Length = 17 inches.

So, to we find the width of sign by using cross multiplication method:

Let the width be x.

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\frac{54}{36} =\frac{17}{x}

By cross multiplying we get:

54x=612

Dividing both sides by 54 we get:

x=11.33\ inches.

Thus, the width of sign = 11.33 inches.

Now, to get the ratio of the area of the school banner to the area of the sign:

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= 1944:192.61

Therefore, the ratio of the area of the school banner to the area of the sign is 1944 cubic inches : 192.61 cubic inches.

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3 years ago
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Answer:

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Step-by-step explanation:

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So, the number of jelly beans in the jar is 21.


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