Question

Which fraction is equal to the cosine of x?

Answer 1

i can't see the file

Answer 2

i CAN'T EITHER

Answer 3

what about now?

Answer 4

NOPE

Answer 5

Can you see the file?

Answer 6

I did a screen shot

Answer 7

can you draw the image

Answer 8

Alright I can see it

Answer 9

Hints:

1) See the attached image
2) Have a look at this link for a handy way to remember the trig ratios

http://cdn-3.ask-math.com/images/SOHCAHTOA.png

Answer 10

ok thanks - is it 5/4

Answer 11

close but no

http://passyworldofmathematics.com/Images/pwmImagesSix/TrigRatiosSeven550x398JPG.jpg

cos(x) = Adjacent/Hypotenuse

cos(x) = 4/5

Answer 12

Ok I did it backwards

Answer 13

Thanks for the hints and the chart - I will go practice.