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juin [17]
2 years ago
7

Tom used a photocopier to dilate the design for a monorail track system. The figure shows the design and its photocopy:

Mathematics
2 answers:
Anna71 [15]2 years ago
8 0

Answer:14

Step-by-step explanation:

because it is

Maksim231197 [3]2 years ago
7 0

Answer:

14 <----------------------------------------------\

Step-by-step explanation:                 |

u must have faith in me                       |

                                                              |

1:2                                                          |

7 x 2 = ??? -------------------------------------/

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An electric company charges a certain rate per kilowatt-hour (\text{kWh})(kWh) of electricity used and an administrative fee of
zavuch27 [327]

Answer:

r represents the rate the electric company charges per kilowatt-hour.


Step-by-step explanation:

r represents the rate the electric company charges per kilowatt-hour.


Total charged to Zhao was 63.25 out of which 3.50 is administrative charge (fixed).

  • Total charge consists of "administrative charge" + "charge per kilowatt hours*hours used
  • The equation is given as 63.24 = 3.5 + 800r

<u>Matching the "word equation" with "mathematical equation", we see that 800 is the hours used and r is the charge per kilowatt hour.</u>

3 0
2 years ago
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hoa [83]

Answer:

yea

Step-by-step explanation:

8 0
3 years ago
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A rectangular box is constructed in 3-space with one corner at the origin and other vertices at (1, 0, 0), (0, 4, 0), (0, 0, 2).
77julia77 [94]

The space diagonal will have length ...

... d = √(1² +4² +2²) = √(1 +16 +4) = √21

_____

This can be found using the Pythagorean theorem. A drawing can help. Find the length of any face diagonal, then use that length as the leg of a right triangle whose hypotenuse is the space diagonal and whose other leg is the edge length not used in the first calculation.

7 0
3 years ago
The solutions to (x + 3)^2- 4=0 are x = -1 and x = -5<br><br> True or false
Neko [114]

Answer:

THE ANSWER WOULD BE TRUE MY FRIEND

6 0
2 years ago
How many pounds does 6.5 dozen cupcakes weigh?<br> • 1 cupcake = 35.3 grams
melisa1 [442]

Answer:

35.3g * 78 =2,753.4g

2,753.4g = 6.07lbs

6 0
3 years ago
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