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evablogger [386]
3 years ago
15

HELP DUE IN 10 MINS! Find the scale factor. Solve for x. Scale Factor=?? x=??

Mathematics
1 answer:
stepladder [879]3 years ago
4 0

Answer:

  • Scale factor = 1/2 and x = 18

Step-by-step explanation:

<u>Given:</u>

  • ΔABC ~ ΔDEF
  • AB = 36. BC = 30
  • DE = x, EF = 15
  • m∠B = m∠E = 72°

<u>Corresponding sides are:</u>

  • AB and DE
  • BC and EF

<u>Corresponding sides have same ratio:</u>

  • AB/DE = BC/EF
  • 36/x = 30/15
  • x = 36/2
  • x = 18

<u>The scale factor is:</u>

  • DE/AB = 36/18 = 1/2
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lesantik [10]

Answer:

Selling Price = $147

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5 0
3 years ago
Which rectangle if translated 3 units left and 10 units down and then reflected over the line x = -5 will result in rectangle E?
aev [14]

Answer:

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Step-by-step explanation:

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7 0
3 years ago
For each expression, write an equivalent expression that only uses addition a. 20 - 9 + 8 -7 b. 4x - 7y - 5z + 6 c. -3x - 8y - 4
Genrish500 [490]

Answer:

a. =11+ 1

b. =4x+ (-7y) + (-5z) +6

c. (-3x) + (-8y) +(-4)+(-8/7z)

Step-by-step explanation:

a. 20 - 9 + 8 -7

=11+ 1  ( this is obtained by solving)

b. 4x - 7y - 5z + 6

=4x+ (-7y) + (-5z) +6

We multiply the negative sign with the positive sign to get a minus so the answer remains the same and the expression is written as an addition sum.

c. -3x - 8y - 4 - 8/7z

-[ 3x+8y+4+8/7z]

or

(-3x) + (-8y) +(-4) +(-8/7z)

The minus sign is taken as common leaving the expression with the plus only.

It can be written in the same manner as above, adding the negative terms so that the expression is written as a sum.

3 0
2 years ago
HELP!<br> What is...<br> ( 4 + 4 + 4 + 1 )
JulijaS [17]

13 is correct Answer :)

Well it's easy 3_3

3 0
3 years ago
Read 2 more answers
Solve: 4|x| = 32<br><br> A. 8<br> B. 24 <br> C. -8 or 8 <br> D. No solution
kirill [66]
<span> C. -8 or 8
</span>
4 |-8| = 4*8 = 32 4 |<span>8</span>| = 4*8 = 32

5 0
3 years ago
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