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nikitadnepr [17]
3 years ago
6

20 points!!!

Mathematics
2 answers:
Nikolay [14]3 years ago
4 0
<h2>Answer:</h2>

Hence, the number of miles a person who drives for 48 minutes expect to travel is:

                               42 miles.

<h2>Step-by-step explanation:</h2>

We are given a scatter plot such that the data points:

(15, 10), (25, 20), (30, 22), (40, 32), (55, 53), (60, 55)

are plotted in it.

and we are given a equation of the trend line of the scatter plot as:

y=1.04x-7.15

where x represents the time and y represents the distance traveled in miles.

Now, we are asked to find the miles a person would drive in 48 minutes.

i.e. we are asked to find the value of y when x=48

Hence, we put x=48 in equation (1) to get:

y=1.04\times 48-7.15\\\\i.e.\\\\y=42.77

which is approximately equal to 42

Stella [2.4K]3 years ago
3 0
I think the answer is 42 miles 
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Mark for review (Will be highlighted on the review page)
Paul [167]
Let's calculate how much do you spent paying monthly $165:
24*165=3960 ($)

If you pay cash you will spent $3438

The difference between those two is how much you save paying cash:
3960 - 3438 = 522 ($)

The answer is C.
3 0
3 years ago
Find the value of x.
asambeis [7]

Answer:

x = 25

Step-by-step explanation:

The top angle is the supplement of 3x - 10

180 - (3x - 10) = -3x + 190

The sum of the angles in a triangle is 180

(-3x + 190) + (25) + (x + 15) = 180

Combine like terms

-2x + 230 = 180

Subtract 230 from both sides

-2x = -50

Divide both sides by -2

x = 25

6 0
3 years ago
I need to learn how to do these type of problems
Nikolay [14]
For question one, you should memorise this rule, if c^2 is less than a^2 plus b^2, then the triangle is acute, if c^2 is equal to a^2 plus b^2, then the triangle is right. If c^2 is more than a^2 plus b^2, then the triangle is obtuse

1) the square root of 8^2 plus 24^2 is equal to 25, so the triangle is acute
2) the square root of 3.1^2 plus 4.1^2 is equal to 5.1, so the triangle is right
3) the square root of 0.11^2 plus 0.6^2 is equal to 0.61, so the triangle is right
4) the square root of 10^2 plus 39^2 is equal to 40, so the triangle is acute
5) the square root of 36^2 plus 77^2 is equal to 75, so the triangle is right
6) the square root of 65^2 plus 73^2 is equal to 97.74, but i don't know if your teacher wants the answer to the nearest whole number. If she/he wants it to the nearest whole number, then the triangle is obtuse.

Q13) square root of 10^2 plus 24^2 is 26
x is equal to 26

Q14) this time, we have the longest side, so we do square root of 13^2-12^2 which is five
x is equal to five


Q15) supers root of 6^2-3^2m which is 5
x is equal to five

Q16) move twelve squared to the right side as a negative number

B squared is equal to 25

Square root of 25 is five


Q17) 30^2+16^2 is 1156

Square root of 1156 is 34

Q18) move eight squared to the other side as a negative number

B squared is equal to 36

Square root of thirty six is six

Q19) move a squared to other other side as a negative number

So it becomes b squared equals to c squared minus a squared

But they only want b by itself, not b squared, so we square root

So b is equal to c minus a

Q20) to find the hypotenuse, you do c squared equals to share root of a squared plus b squared

So,we do the square root of 24^2+7^2 p, which is 25

Q21) we have the hypotenuse (c), so we do square root of c squared minus a squared, which is 12

Q22) square root of 26^2 minus 10^2, which is 24

Q23) square root of 50^2 minus 48^2, which is 14

Q24) square root of 24^2 plus 45^2, which is 51 ( we plus, not minus because we aren't given the value of c)

Q25) square root of 39^2 minus 36^2, which is 15

:)
3 0
3 years ago
Can anyone please help me on this thank you
Kay [80]
So are the bottom numbers the answers? Becasue if the top are the questions then gallon would be largest, 2pt, then 0.95 liter If this doesn't help let me know because the problem doesn't look complete. Let me know!
5 0
4 years ago
Need quick help!! is 3.14 a rational or irrational number?
nata0808 [166]

Hey there!

3.14 is Pi but not irrational, as it is a terminating decimal and doesn't go on forever. As long as it terminates and can be expressed as a fraction, it's rational.

Hope this helps!

6 0
3 years ago
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