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Artist 52 [7]
3 years ago
14

On a piece of paper, use a protractor to construct a triangle with angle measures of 40° and 60º.

Mathematics
1 answer:
Dvinal [7]3 years ago
7 0

Answer:

80

Step-by-step explanation:

every triangle, no matter what shape or size, will have all angles add up to 180 degrees so 180-40-60=80

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Help with pre algebra
olganol [36]

Answer:

The y-axis.

Step-by-step explanation:

This is because it is mirroring across the y-axis, and the x-coordinate's sign is getting changed from positive to negative.

4 0
3 years ago
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How would I find all real solutions in x^4/3 -10^2/3 +21= 0
Oxana [17]

Answer:

Step-by-step explanation:

This equation looks complicated.We have to make it easier

let's say x^2/3 = t  and  x^4/3 = t^2

     

      t^2-10t+21=0   [ we can factorize this equation as a (t-3)(t-7) ]

     

      (t-3)(t-7)=0  [ that means , t can be 3 or 7 ]

But don't forget we have to find x not t so,

   t=x^2/3=3     ∛ x^2 = 3       x^2 = 9    x=3 or x= -3

  t=x^2/3=7      ∛x^2 = 7        x^2 = 343    x ~18.5  or x ~ -18.5

7 0
2 years ago
Please help!! also please explain I would like to understand.​
ziro4ka [17]

Answer:

A

Step-by-step explanation:

First, put this equation in slope intercept form.

y=mx+b

Where m is the slope and b is the y intercept.

y+1>2(x-1) \\ \\ y+1>2x-2 \\ \\ y>2x-3

Since it's greater than, the solution set is above the line, effectively eliminating graph D.

Now we should graph it.

We can see that the point (2,1) is on the graph, and only Graph A has that point. Therefore, Graph A is the correct graph.

7 0
3 years ago
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Find the mean of the data in the dot plot below.
salantis [7]

The mean of the following dot plot:

Mean: 3

Step-by-step explanation:

0 x 1 = 0

3 x 1 = 3

6 x 1 = 6

(we only add the numbers that only has a dot on the number in the dot plot)

So:

Mean: 0 + 3 + 6 = 9/3 = 3

Read more on Brainly.com - brainly.com/question/16754217#readmore

this was my previous answer from your other question

7 0
3 years ago
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cheryl drove 935 mile cansas city to austin and then shr drove 832 mile from austin to forth worth actual mile did cherly drive?
bulgar [2K]
I added 935 +832 and got 1,767
5 0
4 years ago
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