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Sonbull [250]
2 years ago
14

Triangle POR with vertices P(3, -6), (6,-9), and R(-15, 3) is dilated by a scale factor of 3 to obtain triangle P'Q'R'. Which st

atement best describes triangle P'Q'R? (5 points)
It is similar to triangle PQR and has coordinates P'(1, -2), Q'(2, -3), and R'(-5,1).
It is congruent to triangle PQR and has coordinates P'(1, -2), Q'(2, -3), and R'(-5, 1).
It is similar to triangle PQR and has coordinates P'(9, -18), Q'(18, -27), and R'(-45,9).
It is congruent to triangle PQR and has coordinates P (9.-18), Q'(18, -27), and R'(-45,9).
Mathematics
2 answers:
Phantasy [73]2 years ago
5 0

Answer:

im not sure

Step-by-step explanation:

Scilla [17]2 years ago
5 0

Answer:

It is congruent to triangle PQR and has coordinates P'(1, -2), Q'(2, -3), and R'(-5, 1).

Step-by-step explanation:

It can't be congruent because the triangles angles and size would have to be the same. Hope this helps.

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Combine the following sets of terms.
DanielleElmas [232]

Let's simplify step-by-step To understand :)

3x2−7x−(x2+3x−9)

Distribute the Negative Sign:

=3x2−7x+−1(x2+3x−9)

=3x2+−7x+−1x2+−1(3x)+(−1)(−9)

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Combine Like Terms:)

=3x2+−7x+−x2+−3x+9

=(3x2+−x2)+(−7x+−3x)+(9)

=2x2+−10x+9

Answer :)

=2x2−10x+9


HOPE THIS HELPS

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3 years ago
Anyone know the answer?
vodomira [7]
To solve your question, you add all of the measurements together, set them equal to 180, solve for x, and plug x back in for whichever angle they are asking for; in this case, they want angle R 

7x + 12x + 20 + 20x - 35 = 180
39x - 15 = 180
39x = 180 + 15
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x = 5

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Option C is your answer. 
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I need help on c please bad!
Mama L [17]

Answer:

Step-by-step explanation:

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