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## kalacefeng 2 years ago Help pleasr

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1. kalacefeng

a ladder leaning against a wall makes a 60 degree angle with the ground. The base of the ladder is 4 M from the building. How high above the ground is the top of the ladder

2. kalacefeng

Can someone teach me how to find this out.

3. CalebBeavers

Can you try to draw it?

4. kalacefeng

Im confused. can you help me step by step please

5. CalebBeavers

|dw:1357266710840:dw|

6. kalacefeng

so what do i do next

7. kalacefeng

is this the final answer

8. CalebBeavers

No, do you know tangent?

9. kalacefeng

nope

10. kalacefeng

can you teach me

11. CalebBeavers

Tangent of an angle = the opposite side/the adjacent side

12. kalacefeng

so it will be

13. kalacefeng

240?

14. kalacefeng

is it 7?

15. CalebBeavers

Yes it is 7 if you round

16. kalacefeng

4. A regular hexagon is composed of 12 congruent 30 -60 -90 triangles. If the length of the hypotenuse of one of those triangles is 18 3 , find the perimeter of the hexagon.

17. jojomojo

|dw:1357267018179:dw|

18. Homeworksucks

Can't you just use a form of the pythagorean thereom instead of trigonometry- a\[a ^{2}+b ^{2}=c ^{2}\] and rearrange for \[a ^{2}-c ^{2}=b ^{^{2}}\]?

19. kalacefeng

ok and the final answer is

20. Homeworksucks

oh wait nvm I thought that was a side not an angle

21. kalacefeng

yah can u help me find the final please

22. Homeworksucks

working on it

23. Homeworksucks

is that a 183 or 18.3

24. Homeworksucks

9 if it is 18 you typed, 9.15 if you typed 18.3, and 91.5 if you typed 183 -Final answer.

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