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Mathematics 20 Online
OpenStudy (anonymous):

help me geomtry

OpenStudy (anonymous):

The figure above is rotated 180° counterclockwise about the origin. What are the coordinates of R'? A. (–6, 1) B. (–1, –6) C. (1, 6) D. (6, –1)

OpenStudy (anonymous):

a. (-6,1) b.(-1,-6) c.(1,6) d(6,-1)

OpenStudy (anonymous):

@stefrheart please help me on this quiz

OpenStudy (stefrheart):

yes sure ill help you! :)

OpenStudy (anonymous):

omg god blesss you

OpenStudy (anonymous):

thats the first question

OpenStudy (stefrheart):

lol never been blessed before okay so let me read it

OpenStudy (anonymous):

okay ill put the other questions down

OpenStudy (anonymous):

Quadrilateral DEFG is rotated 180 degrees about the origin to create quadrilateral D'E'F'G'. In which quadrant does G' lie? A. I B. II C. III D. IV

OpenStudy (anonymous):

Which of the following describes the angle of rotation of a counterclockwise rotation? A. negative B. positive C. equal to 90 degrees D. double the interior angle of the image

OpenStudy (stefrheart):

okay ill do them first and then help

OpenStudy (anonymous):

The figure above is rotated 270° counterclockwise about the origin. What are the coordinates of W'? A. (-3,-1) B. (-1,-3) C. (1,-3) D. (3-1)

OpenStudy (anonymous):

What is the angle of rotation from RST to R'S'T' Assume that the center of rotation is the origin. A. 180 DEGREE clockwise B. 90 DEGREE clockwise C. 90 DEGREE counterclockwise D. 270 DEGREE counterclockwise

OpenStudy (anonymous):

sorry for bothering you but i was wondering if you got them becuase i have so much other work to do because im making up my credits to graduate

OpenStudy (stefrheart):

sorry yeah let me put how to do them up

OpenStudy (anonymous):

you can just give me the answers

OpenStudy (stefrheart):

1) 1. you need to do -a,-b and the coordinates are (-1,-6) right? so what does that become?

OpenStudy (anonymous):

(1,6)?

OpenStudy (stefrheart):

exactly! so that is your answer for 1!

OpenStudy (anonymous):

ok

OpenStudy (anonymous):

YAY now 2?

OpenStudy (stefrheart):

2) what is the coordinates for G?

OpenStudy (anonymous):

2,2?

OpenStudy (anonymous):

1.5,2 ??? idk

OpenStudy (stefrheart):

no its (1,-2)

OpenStudy (anonymous):

ok

OpenStudy (anonymous):

so its b

OpenStudy (stefrheart):

yes!!

OpenStudy (anonymous):

yay

OpenStudy (anonymous):

yoour hella awesome

OpenStudy (anonymous):

can we ggo fast

OpenStudy (anonymous):

i have to sleep

OpenStudy (stefrheart):

sorry! i just want to explain

OpenStudy (anonymous):

please give me the answers

OpenStudy (anonymous):

bless you heart

OpenStudy (stefrheart):

3) is positive 4) (3,-1) 5) 90 degrees

OpenStudy (anonymous):

5 clock wise?

OpenStudy (anonymous):

@stefrheart

OpenStudy (anonymous):

counterclocksize ?

OpenStudy (stefrheart):

yes

OpenStudy (anonymous):

thanks

OpenStudy (stefrheart):

welcome!

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