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a_sh-v [17]
4 years ago
13

A triangle is rotated 90° about the orgin. Which rule describes the transformation

Mathematics
1 answer:
Katen [24]4 years ago
8 0

Step-by-step explanation:

If a triangle is rotated 90° about the origin.

The rule that describes the transformation is

(x, y) → (–y, x)

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How many boxes? for some reason it isn't making since to me
amid [387]
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Next, since you have 24 tiles per box, each covering 1ft^2 of space, find the number of boxes you need to supply the minimum number of tiles needed to fill the area.

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4 0
3 years ago
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ikadub [295]

Answer:

\boxed{D) ~(-6,-12)}

Step-by-step explanation:

\boxed{Rule}:-

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3 0
3 years ago
Read 2 more answers
(10 points plus 5 and brainliest)!
velikii [3]

Answer:

y = 15x + 200

Step-by-step explanation:

It should be y = 150x + 200 because if you look at the first one, 300x is too big.

You can cross out the last two.

Then you can see the second one also doesn't work.

Cross that one out.

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8 0
3 years ago
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jarptica [38.1K]

Answer:

3 gallons

Step-by-step explanation:

Let

x ----> the amount of pure acid (100% solution) in gallons

Remember that

100\%=100/100=1

20\%=20/100=0.20

60\%=60/100=0.60

we know that

(1)(x)+(0.20)(3)=(0.60)(x+3)

solve for x

x+0.60=0.60x+1.80

x-0.60x=1.80-0.60\\0.40x=1.20\\x=3\ gal

therefore

3 gallons of pure acid should be mixed with 3 gallons of a 20% acid solution in  order to get a 60% acid solution

7 0
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ratelena [41]
For multiple-choice questions, it is often faster to check the answers than to try to figure out what the answer should be.

Only selections (A) and (D) match the first entry in the table.
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The appropriate choice is ...
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3 0
3 years ago
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