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Mathematics
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Rainluke01:
i need help please
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Rainluke01:
Rainluke01:
@ThisGirlPretty
ThisGirlPretty:
@Mehek is good :D
Rainluke01:
ok thanks
ThisGirlPretty:
No problems :D I think she'll be on your post in one minute. Just in case....
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Rainluke01:
ok
Mehek:
@Vocaloid
Vocaloid:
|dw:1508360207969:dw|
Vocaloid:
|dw:1508360246920:dw|
Vocaloid:
using the fact that all angles in a triangle sum to 180, we can figure out the top two angles [let me know if you want me to work this out]
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Vocaloid:
|dw:1508360290557:dw|
Vocaloid:
now, if you look at the whole entire triangle, it's also a 30-60-90 triangle
Vocaloid:
[sorry about the notifications guys, there's no way to unsubscribe yourselves yet]
Vocaloid:
anyway, the side across the 30degree side is 4
which means the side across the 60degree side is 4*sqrt(3)
Vocaloid:
|dw:1508360396910:dw|
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Vocaloid:
now you can use the left triangle to find the vertical line in the middle (the side opposite the 30 degree angle) using the same 30-60-90 ratio
Vocaloid:
let me know if you get stuck
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