anonymous one year ago Find the value of x and y in the diagram below.

1. anonymous

2. anonymous

Do you know the 30-60-90 ratio?

3. anonymous

What's that? I know that one angle is 60 ones 30 and the other is 90..

4. anonymous

|dw:1438478384634:dw|

5. anonymous

oh brothers.. how do I solve?

6. anonymous

So let a=7, then solve it.

7. anonymous

|dw:1438478597257:dw|

8. anonymous

Do you need more help?

9. anonymous

Do I multiply or add the sides?

10. anonymous

Multiply.

11. anonymous

I got 1188.18685399

12. anonymous

Look at your choices. Do you really need to have the exact value? :D

13. anonymous

Idk omg I'm so nervous, too many options.. y = 7 sqrt 3 and x = 14

14. anonymous

|dw:1438479013089:dw|

15. anonymous

I actually drew the illustration, so this is the same thing.

16. anonymous

Is it still confusing? :/

17. anonymous

oh no thank you! I understand it now :) at first I didn't know where the 7 came from.. lol

18. anonymous

Awww did I forget to tell that to you? XD

19. anonymous

So your y is equal to ???

20. anonymous

You are actually correct! . "Idk omg I'm so nervous, too many options.. y = 7 sqrt 3 and x = 14"

21. LynFran

im just sharing another method...|dw:1438486086852:dw|

22. anonymous

Thank you both! @LynFran and @mathway haha! I was nervous! But it makes sense now :)