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Mathematics 13 Online
OpenStudy (dehydrated):

HELP PLEASE!

OpenStudy (dehydrated):

OpenStudy (dehydrated):

@Will.H

OpenStudy (dehydrated):

@ganeshie8

ganeshie8 (ganeshie8):

After rotating the shown figure 90 degrees counter clockwise, can you tell me which quadrant the figure moves to ?

OpenStudy (dehydrated):

3? @ganeshie8

ganeshie8 (ganeshie8):

Yes. What do you know about the signs of the coordinates for the points in 3rd quadrant ? ( positive or negative ?)

OpenStudy (dehydrated):

negative

ganeshie8 (ganeshie8):

Right, look at the options. Whice ones have all negative ?

OpenStudy (dehydrated):

@ganeshie8 C&D

ganeshie8 (ganeshie8):

One of them must be your answer

OpenStudy (dehydrated):

@ganeshie8 THANK YOU I GOT IT FROM HERE!

ganeshie8 (ganeshie8):

Its easy if you have the rule for 90 degree ccw rotation handy : (x, y) ---> (-y, x)

OpenStudy (dehydrated):

@ganeshie8 its c correct?

ganeshie8 (ganeshie8):

You got it!

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