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nignag [31]
3 years ago
15

What equation does the model represent

Mathematics
1 answer:
lara [203]3 years ago
8 0
5 whole and 1/6 hope it help you
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Pls help me identify the angle
Komok [63]

Answer:

x=45°

Step-by-step explanation:

By linear pair property

x+135=180

x=180-135

x=45^o

~

7 0
2 years ago
Find the output, k, when the input, t, is -7<br><br> K = 10t - 19 <br><br> K= ?
Katarina [22]

Answer:

k= -89

Step-by-step explanation:

k = 10t - 19 and t = -7

k=10 (-7) - 19

k= -70 - 19

k= -89

3 0
3 years ago
Job natural peanut butter normally cost four dollars today it’s on sale for $3.60 what is the percentage of the discount
Rzqust [24]
We can make an equation that would help this. X will be the discount rate.
4x=3.60
Now, we need to solve the equation to find what X is.
Let's divide each side by 4.
x=.9
So, we know that the item was sold for 90% of what it was before, meaning that it has a 10% discount.
5 0
3 years ago
Find the area A of a circle with a radius of 2.4yd. Round the answer to the nearest hundredth. Use 3.14
dezoksy [38]

Answer: 18.09yd

Step-by-step explanation:

A=πr^2

A= 3.14*2.4^2

A= 18.09yd

5 0
3 years ago
Suppose we have collected times, in minutes, that it takes volunteers to complete a set of pencil and paper mazes. Volunteers ar
Leto [7]

Answer:

Is an experimental study

Step-by-step explanation:

In an observational study you don't control any aspect of the investigation you just observe the variables that you determined since the beginning without any intervention.

In this case you are controlling who sees one or the other video, then you are controlling one of the variables that is the type of video each group sees and because of this it is an experimental study. Researchers designed an experiment to prove the null hypothesis they had.

3 0
3 years ago
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