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Lerok [7]
3 years ago
12

If an image of a triangle is congruent to the pre-image, what is the scale factor of the dilation?

Mathematics
1 answer:
77julia77 [94]3 years ago
3 0
1 because if it’s congruent then it didn’t change
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2 years ago
A+B = 20 <br> B+C= 30 <br> C+ A= 40 <br> C =?
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Write a possible recursive rule and then find a7 for { 7,12,17,22,27}
Sliva [168]

<u>Start from 7, then add 5 each time.</u>

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7 0
3 years ago
Mike’s car averages 21 miles per gallon of gas. About how many gallons of gas will Mike use for a trip of 400 miles?
Oduvanchick [21]

Answer:

19gallons

Step-by-step explanation:

Given parameters:

  Mike's car rate  = 21miles per gallon

   Distance  = 400 miles

Unknown:

Number of gallons of gas = ?

Solution:

 The rate of fuel consumption by Mikes car is given as;

         Rate  = \frac{distance traveled }{number of gallons}

             Number of gallons = \frac{distance traveled }{rate}  

            Number of gallons = \frac{400}{21}   = 19gallons  

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