3 years ago

Which transformation does not always preserve distance and angle?

Mathematics

1 answer:

Aleksandr-060686 [28]3 years ago

8 0

A. Dilation Dilation doesn't preserve the lengths, but reflection, rotation, and translation always do.

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Is ΔP'Q'R' a 180° rotation about the origin of ΔPQR? Use the drop-down menus to explain your answer.

skelet666 [1.2K]

Answer: No, it isn't.

Step-by-step explanation: This graph shows a Translation, meaning the figure moved. Yes, the rotation of the second figure is 180 degrees, but it was also Translated downwards 2 points down and one to the right.

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2 years ago

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6. Mary worked 27 hours last week. If she gets paid $12/hour, what is her<br> gross pay?

kupik [55]

Answer:

324

Step-by-step explanation:

you would multiply 27 × 12 and that would equal 324

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3 years ago

What is the slope of the equation? -2x + 5y = 10

RUDIKE [14]

Answer:

Slope is 1

Step-by-step explanation:

$-2x+5y=10\\\\5y=10+2x\\\\y=5+x\\\\y=x+5$

Thus, the slope of the equation is 1

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2 years ago

<img src="https://tex.z-dn.net/?f=%20%7B3%7D%5E%7B4%7D%20%20%5Ctimes%20%20%7B3%7D%5E%7B5%20%7D%20%20%2B2%285%20-%202%20%5Ctimes%

neonofarm [45]

$3 {}^{4} \times {3}^{5} + 2(5 - 2 \times 5) - (4 + 2) \\ = 3 {}^{4 + 5} + 2(5 - 10) - (6) \\ = 3 {}^{9} + 2( - 5) - 6 \\ = 3 {}^{9} - 10 - 6 \\ = 19667$

3^4 × 3^5 Is the same as 3^9.

7 0

3 years ago

Adrians recipe for cranberry relish calls for 1 3/4 cups of sugar. He wants to use 1/2 that amount. How much sugar should he use

kicyunya [14]

13/4 divided by 1/2 equals 6 1/2

so he should use 6 1/2 cups of sugar

3 0

3 years ago