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 one year ago
Which of the following could be points on the unit circle?
(answer choices attached!)
***CHOOSE ALL THAT APPLY!!!!
 one year ago
Which of the following could be points on the unit circle? (answer choices attached!) ***CHOOSE ALL THAT APPLY!!!!

This Question is Closed

iheartfood
 one year ago
Best ResponseYou've already chosen the best response.0answer choices A,B,C,D from top to bottom... im not really sure on this one... pls explain! thanks! :) ***choose ALL that apply :)

iheartfood
 one year ago
Best ResponseYou've already chosen the best response.0thanks for coming :) do y'all get this one?

mathstudent55
 one year ago
Best ResponseYou've already chosen the best response.2The equation of the unit circle is x^2 + y^2 = 1 Any point that makes the equation true is a point on the unit circle.

iheartfood
 one year ago
Best ResponseYou've already chosen the best response.0okay lemme try plugging em in... one sec!

iheartfood
 one year ago
Best ResponseYou've already chosen the best response.0i tried the first one and it didn't work...... i got 1.34... did i do that right?? so A is WRONG right? :)

iheartfood
 one year ago
Best ResponseYou've already chosen the best response.0and for the second choice, i got 1.4444444... so that's wrong also right?

iheartfood
 one year ago
Best ResponseYou've already chosen the best response.0but (1,1) =1 when i plug in so C is an answer right?! :)

mathstudent55
 one year ago
Best ResponseYou've already chosen the best response.2Try the second one again.

iheartfood
 one year ago
Best ResponseYou've already chosen the best response.0and for the last one, i got .28... so that's wrong right?? D is NOT an answer right?

mathstudent55
 one year ago
Best ResponseYou've already chosen the best response.2(1, 1) x^2 + y^2 = 1 1^2 + 1^2 = 1? 1 + 1 = 1 Not true, so (1, 1) is not a point on the unite circle.

iheartfood
 one year ago
Best ResponseYou've already chosen the best response.0oh okay i did it again... i got 1 lol so B is an answer yes?

mathstudent55
 one year ago
Best ResponseYou've already chosen the best response.2You are doing your math wrong.

mathstudent55
 one year ago
Best ResponseYou've already chosen the best response.2Two work and two don't work.

iheartfood
 one year ago
Best ResponseYou've already chosen the best response.0ohhh and i see for C... lol my bad!!! :P so A and C are out... and B is an answer?

iheartfood
 one year ago
Best ResponseYou've already chosen the best response.0and lemme try D again... and D is 1 as well.. my bad.. i entered them all weird in my calc so everything was wrong.. my bad!!! LOL sorry bout that... so B and D are the answers?

mathstudent55
 one year ago
Best ResponseYou've already chosen the best response.2dw:1361312285133:dw

mathstudent55
 one year ago
Best ResponseYou've already chosen the best response.2dw:1361312348159:dw

iheartfood
 one year ago
Best ResponseYou've already chosen the best response.0i see.. so my answers are B and D then right??

mathstudent55
 one year ago
Best ResponseYou've already chosen the best response.2C doesn't work. I showed you above.

mathstudent55
 one year ago
Best ResponseYou've already chosen the best response.2(0.8)^2 + (0.6)^2 = 1? 0.64 + 0.36 = 1? 1 = 1 It works. D is true
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