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Mathematics 14 Online
xXQuintonXx:

help please(ss below)

xXQuintonXx:

QuestionCoveBot:

A (1,1) B (4,0) C (3,-1) First step: (1,-2) Add 1 to... 1 4 3 Add -2 to... 1 0 -1

xXQuintonXx:

2 5 4


-1 -2 -3

QuestionCoveBot:

Correct. Second step: Reflect across y-axis Let me explain this step.

QuestionCoveBot:

Also, let me get the new triangle drawn up.

xXQuintonXx:

ok

QuestionCoveBot:

New Triangle:

1 attachment
QuestionCoveBot:

Sorry it's not connected and filled in.

xXQuintonXx:

its ight

QuestionCoveBot:

So... A (2,-1) B (5,-2) C (4,-3) It's reflecting across the y-axis. It's in quadrant 4, which is positive negative. It's reflecting into quadrant 3, which is negative, negative. What is the new coordinates?

xXQuintonXx:

A(-2,-1) right?

QuestionCoveBot:

Yes. Now do B and C.

xXQuintonXx:

B(-5,-2) C(-4,-3)??

QuestionCoveBot:

Yes. Good job. A (-2,-1) B (-5,-2) C (-4,-3)

xXQuintonXx:

i put those in right?

QuestionCoveBot:

Yes.

xXQuintonXx:

thanks

xXQuintonXx:

1 more

QuestionCoveBot:

Your welcome.

xXQuintonXx:

A's x axis is wrong

QuestionCoveBot:

I forgot a step.

QuestionCoveBot:

It's dilate K=2. A (-2,-1) B (-5,-2) C (-4,-3) Takes each x and y coordinate, and multiply it by 2.

xXQuintonXx:

-4,-2 -10,-4 -8,-6

QuestionCoveBot:

Correct, That's what your answer is.

xXQuintonXx:

ok

xXQuintonXx:

C's x axis is wrong

QuestionCoveBot:

It started as 3. Then 1 was added, making it 4. It was reflected across the y-axis, making it -4. What is -4 times 2?

xXQuintonXx:

-8

xXQuintonXx:

OHHHH mb mb i did sum wrong XD

QuestionCoveBot:

It's okay.

xXQuintonXx:

ight last one

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