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olasank [31]
3 years ago
12

5 in. 21 in. 11 in. what is the area? and what are the steps to do it

Mathematics
1 answer:
Brums [2.3K]3 years ago
6 0
21 I think sorry if I am wrong
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Please answer below thx.
slava [35]

Answer:

24 cm

Step-by-step explanation:

since the two triangles are similar,

10cm/20cm = 36cm _ h/h

8 0
3 years ago
The article "Sensory and Mechanical Assessment of the Quality of Frankfurters" reported the following salt content (percentage b
sergeinik [125]

Answer:

μ = 1.877

Step-by-step explanation:

Data provided in the question:

Number of data samples, n = 10

Data: 2.18, 2.03, 1.56, 1.09, 1.56 ,2.28 ,1.62 ,2.02 ,2.11 ,2.32

Now,

Mean is calculated using the formula as:

Mean, μ = \frac{\textup{Sum of all the observations}}{\textup{Total number of observations}}

or

Mean, μ = \frac{\textup{2.18 + 2.03 + 1.56 + 1.09 + 1.56 + 2.28 + 1.62 + 2.02 + 2.11 + 2.32 }}{\textup{10}}

or

Mean , μ = \frac{18.77}{10}

or

Mean , μ = 1.877

8 0
3 years ago
Write two expressions where the solution is 41.
Reika [66]
31 +10
21 + 20
23 + 18
4 0
3 years ago
Read 2 more answers
A company manufactures and sells video games. A survey of video game stores indicated that at a price of $66 each, the demand wo
AysviL [449]

Answer:

y=-30x+2380

Step-by-step explanation:

x\rightarrow represent price per video game.

y\rightarrow represent demand.

The linear equation in slope intercept form can be represented as:

y=mx+b

where m is slope of line or rate of change of demand of game per dollar change in price and b is the y-intercept or initial price of game.

We can construct two points using the data given.

When price was $66 each demand was 400. (66,400)

When price was $36 each demand was 1300. (36,1300)

Using the points we can find slope m of line.

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

m=\frac{1300-400}{36-66)}

m=\frac{900}{-30}

m=-30

Using point slope form of linear equation to write the equation using a given point.

y-y_1=m(x-x_1)

Using point (66,400).

y-400=-30(x-66)

⇒ y-400=-30x+1980    [Using distribution]

Adding 400 to both sides:

⇒ y-400+400=-30x+1980+400

⇒y=-30x+2380

The linear relationship between price and demand can be written as:

y=-30x+2380

4 0
3 years ago
Now here are the complete answers, please help
abruzzese [7]

Answer:

2<x<6 should be the right answer

Step-by-step explanation:

the absolute value of x-4 + 4

x+4<2

7 0
3 years ago
Read 2 more answers
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