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never [62]
3 years ago
3

A slice is made perpendicular to the base of a right rectangular prism as shown. What is the area of the resulting two-dimension

al cross-section?
https://static.k12.com/nextgen_media/assets/8104433-NG_IMB_L_01_10_Quiz_08.png
1. 330
2. 264
3. 180
4. 225
5. 144

Mathematics
2 answers:
ziro4ka [17]3 years ago
7 0

Answer:

Area of the two dimensional cross section is option 5. 144

Step-by-step explanation:

As we can see in the picture attached the slice perpendicular to the base of a rectangular prism will look like as yellow rectangle in two dimensional cross section.

So the sides of the rectangle will be 12 units each.

and the area of the two dimensional cross section will be = side × side = side² = 12² = 144 unit²

Therefore the answer is 144.

Serga [27]3 years ago
6 0
Its 3.5*2 is 7 that's the answer hope it help
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Based on concerns raised by his preliminary research, the biologist decides to collect and examine 150 frogs.
Delicious77 [7]

Answer:

Answered and explained below

Step-by-step explanation:

A) We are told that frequency of the trait is still 1 in 8. Thus, population proportion; p = 1/8 = 0.125

Sample size; n = 150

Formula for mean is;

μ = np

μ = 150 × 0.125

μ = 18.75

Formula for standard deviation is;

σ = √(np(1 - p))

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σ = √16.40625

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B) usually, when np ≥ 10 , we make use of normal distribution.

I'm this case, it is 18.75 which is greater than 10.

Thus,we can use a normal model to approximate the distribution.

C) we are told that he found the trait in 22 of the frogs.

Thus;

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6 0
3 years ago
What is the equation of the flower garden represented on the blueprint?
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Given: a rectangleis given .

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6 0
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Step-by-step explanation:

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Answer:

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