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Alecsey [184]
3 years ago
11

PLEASE ANSWER!!! WILL MARK BRAINLIEST :D

Mathematics
2 answers:
Gala2k [10]3 years ago
7 0

Answer:

Alina had at the beginning \frac{10}{3}c cookies

Step-by-step explanation:

we know that

c-----> represent 30% of all the cookies Alina had

Let

x-----> the 100% of all the cookies Alina had

by proportion

\frac{c}{30\%} =\frac{x}{100\%}\\ \\x=100*c/30\\ \\x=\frac{10}{3}c

Dmitry [639]3 years ago
7 0

Answer: 3 1/3 c

Step-by-step explanation: We know that Aliana ate 30%.

Let's put it this way. Say there were 10 cookies. She would've ate 3 since it is 30%.

We need to divide 10 by 3, therefore saying that the answer is <em>3 1/3 </em><u><em>c</em></u>

Do not forget to label with c.

Hope this helps. ;D

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Name the segment that is parallel to the
disa [49]

Answer:

13 is the answer (GE) i hope this helped

8 0
3 years ago
When flying at an altitude of 5 miles, the lines of sight to the horizon looking north and south make about a 173.7 degree angle
oksian1 [2.3K]
5 miles high is one of the sides of a triangle depending on accuracy level
h^2=x^2+y^2
we don't have 2 distances
Tan A=O/a
O=a tan A
We solve for O because the angle is at the top of the line going up and we want the opposite angle that is along the ground
O=5×tan(173.7/2)=90.854033512
The distance he can see is:
90.85*2~181.7 miles

Now we need to find the distance between lines:
The north south distance between each line is 69 miles
thus the number of degrees he will see will be:
181.7/69
=2 19/30
7 0
3 years ago
Use the equation y = 7x to complete the table. What are the missing values of
storchak [24]

<u>Answer:</u>

Option D

<u>Step-by-step explanation:</u>

In this table, the constant of proportionality, which is just the number that each <em>x</em> value is multiplied by to get the corresponding <em>y</em> value, is 7. This is because, as shown by the first row of the table, 1*7=7, and, as shown by the third row of the table, 3*7=21. Therefore, in the second row of the table, <em>y</em> should be 14, as 2*7=14, while in the fourth row of the table, <em>y</em> should be 28, as 4*7=28.

<em>Hope this helps! Comment any questions. </em>

8 0
2 years ago
Read 2 more answers
6a+4=61/3+4<br> I don’t know what I’m doing wrong because I keep getting 10 1/3
Vlad1618 [11]

Answer:

a = 3 7/18 or 3.388889

Step-by-step explanation:

First, you want to get the a by itself, so you would subtract 4 from the left side of the equals sign.

6a + 4 = 61 / 3 + 4

    -4                   -4

6a = 61 / 3

By doing that, they cancel each other out, so you are left with

6a = 61 / 3

Then you want to get a by itself, so you divide 6 from both sides.

6a / 6 = 61 / 3  /  6

Remember that 6 can also be written as 6/1

Remember that dividing a fraction is multiplying the reciprocal.

6a / 6 = 61 / 3  /  6 / 1

When dividing fractions remember to Skip the first fraction, Flip the second fraction, and Multiply the two fractions together.

61 / 3      x        1 / 6

skip   multiply   flip

Multiply across the top, and across the bottom.

61(1) and 3(6)

Then you get

61 / 18

So a = 61 / 18

If you want to convert that to a mixed number, it would be 3  7 / 18

If you want that in a decimal, it would be 3.388889

4 0
3 years ago
HELP!!! BRAINLIEST
ANTONII [103]
The missing measure is 26.13............
8 0
3 years ago
Read 2 more answers
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