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kotegsom [21]
3 years ago
5

Please please help!!

Mathematics
1 answer:
Olenka [21]3 years ago
4 0

Answer:

The formula T= 10d +20

A) what does each term on the right side of the equation represent?

  • 10d⇒ 10 degrees increase per 1 km and 20 deg surface temperature

B) Estimate the depth where the temperature is 60 degrees C.

  • 60=10d+20
  • 10d=40
  • d=4 km

C) What is the approximate temperature at a depth of 4km?

  • T=10*4+20
  • T=60 deg
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Answer:

\boxed{ \bold{ \huge{ \boxed{ \sf{(7.5 \: , \: 5.5)}}}}}

Step-by-step explanation:

Let the points be A and B

Let A ( 10 , 7 ) be ( x₁ , y₁ ) and B ( 5 , 4 ) be ( x₂ , y₂ )

<u>Finding</u><u> </u><u>the</u><u> </u><u>midpoint </u>

\boxed{ \sf{midpoint =  (\frac{x1 + x2}{2} , \:  \frac{y1 + y2}{2})}}

\dashrightarrow{ \sf{( \frac{10 + 5}{2}  \: , \:  \frac{7 + 4}{2} )}}

\dashrightarrow{ \sf{( \frac{15}{2}  \: , \frac{11}{2}}} )

\dashrightarrow{ \sf{(7.5 \: , \: 5.5)}}

Hope I helped!

Best regards! :D

4 0
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1. The information given in the problem above, is:

 - Austin purchases <span>2/3 of a pound of yum yum treats.
 - Y</span><span>um yum treats are $6.00 per pound (1 pound=$6.00).

 2. Keeping this on mind you have: If 1 pound of </span>yum yum treats is $6.00, how much is 2/3 of a pound?

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<span>
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</span>
 The answer is: Austin pays $4.00.
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