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Monica [59]
2 years ago
5

Can someone help me with this math work my brain broke-

Mathematics
1 answer:
marta [7]2 years ago
8 0

Answer:

1. 90

2.60

3.30

4. 40

5. 80

6. 60

7. 30

8. 30

9. 120

Total for all triangles=180

Step-by-step explanation:

In all the problems, you have to solve for y.  This can be done because the three angles are supplementary  For example, in the first diagram, you have:

3y+2y+y=180

6y=180

y=30

It's fairly easy to solve from there.  Just more multiplying and subtracting.

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Wouldn't the ratio from length to width be 8?
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7.1 cm
SIZIF [17.4K]

Answer:

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Step-by-step explanation:

5 0
3 years ago
If 3 is added to a certain number, the results is 15 less than three times the number. Find the number
Harman [31]

Answer:

number = 9

Step-by-step explanation:

number = x

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8 0
3 years ago
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dedylja [7]

Step-by-step explanation:

Solution

y=[[x]], at x=3,

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7 0
2 years ago
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