Question

help

Answer 1

do the 3-60-90 triangle tricks

Answer 2

i dont know them that is why i am asking for help?!?!?

Answer 3

once you look those up it will be very easy, just go to google and type in 3-60-90 triangles

Answer 4

This questions is part of something call "special triangles"!
Check out this .pdf: 30-60-90 and 45-45-90 'Special triangles'.pdf
I also encourage you to check out:
This Khan Academy section:
https://www.khanacademy.org/math/geometry/right_triangles_topic/special_right_triangles/v/30-60-90-triangle-side-ratios-proof