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vazorg [7]
3 years ago
6

Gabriel unfolded a cube to form the net below.

Mathematics
1 answer:
rewona [7]3 years ago
3 0
1.  To find the length of the edge, you will divide the total distance of 36 cm between the 4 edges that are shown.

36/4 = 9 cm per edge.

2. To find the surface area, find the area of one square (9 cm x 9 cm = 81 square cm), and multiply it by 6.

81 square cm x 6 = 486 square cm

486 square cm is the surface area. 


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For breakfast, Sarah can choose eggs, granola or oatmeal as a main course, and orange juice or milk for a drink. Sarah says that
svlad2 [7]

Answer:

The explanation is given below

Step-by-step explanation:

Her error is that she multiplied the possibilities of her meal that involves eggs with milk, granola & oatmeal but the possibilities involves orange juice with egg and granola & oatmeal

Now

If she choose milk so she can select eggs, granola, and oatmeal so there are 3 possibilities also with the orange juice there is 3 possibilities

So, the sample space is

= 3 + 3

= 6 outcomes  

4 0
3 years ago
According to a Gallup survey conducted in July 2011, 20% of Americans favor reducing the U.S. budget deficit by using spending c
Yakvenalex [24]

Answer:

Option C is correct.

The test statistic for this question is -3.13

Step-by-step explanation:

To compute the z-test statistic, the formula is given as

z = (x - μ₀)/σₓ

x = p = sample proportion of the 500 college students sampled, that favor reducing the deficit using only spending cuts with no tax increase = (75/500) = 0.15

μ₀ = p₀ = the proportion to be compared against, that is, the proportion of Americans that favor reducing the U.S. budget deficit by using spending cuts only, with no tax increases = 20% = 0.20

σₓ = standard error of the sample proportion = √[p(1-p)/n]

p = 0.15

n = Sample size = 500

σₓ = √[0.15×0.85/500] = 0.01597

z = (0.15 - 0.20) ÷ 0.01597

z = -3.13

Hope this Helps!!!

8 0
3 years ago
There were 24 students running in a race. How many different arrangements of the first, second, and third place are possible?
krok68 [10]

Answer:9

Step-by-step explanation:

5 0
2 years ago
Read 2 more answers
If one liter of water was poured equally into 1,000 small cubes, then each cube would contain:
lianna [129]
1/1000 of a liter is a milliliter, so a.
1 milliliter is equal to 1 cm^3, so b
7 0
3 years ago
Read 2 more answers
Express 32 = x as a logarithmic equation
Degger [83]
32 = x ⇒ write 32 as a power of 2
2⁵ = x 

Then apply the log rule loig_ab=c ⇒ a^c = b

We have 2⁵ = x
The 'a' is the digit '2'
The 'b' is the digit ''x
The 'c' is the digit '5'

Write this as a logarithm expression, we have log_2x=5
4 0
3 years ago
Read 2 more answers
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