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»ï°¢ÇüÀÇ ³ôÀÌ, ¹Øº¯ÀÇ ±æÀÌ¿Í ¾ç ³¡°¢À» ¾Ë °æ¿ì
¡Ü alice ¡Ü 2018-11-09
±×¸²°ú °°ÀÌ ¹Øº¯ÀÇ ±æÀÌ°¡ L ÀÌ°í ¾ç ³¡°¢ÀÌ °¢°¢ B, C ÀÏ ¶§, »ï°¢ÇüÀÇ ³ôÀÌ h ´Â ´ÙÀ½°ú °°ÀÌ ±¸ÇÒ ¼ö ÀÖ´Ù.

L = c*cos(B)+b*cos(C)

h = c*sin(B) = b*sin(C) ¡æ c*sin(B)-b*sin(C) = 0

µÎ ½ÄÀ» ¿¬¸³ÇÏ¿© Ǭ´Ù.

c*cos(B)+b*cos(C) = L

c*sin(B)-b*sin(C) = 0   ¡ç ¿©±â¿¡ cos(C)/sin(C)¸¦ °öÇÑ´Ù.

c*sin(B)*cos(C)/sin(C)-b*cos(C) = 0

µÎ ½ÄÀ» ´õÇÏ°í Á¤¸®Çϸé,

c*(cos(B)+sin(B)*cos(C)/sin(C)) = L

c = L / (cos(B)+sin(B)*cos(C)/sin(C))

µû¶ó¼­, ³ôÀÌ´Â ´ÙÀ½°ú °°´Ù.

h = L / (cos(B)+sin(B)*cos(C)/sin(C)) * sin(B)

  = L*sin(B) / (cos(B)+sin(B)/tan(C))

*** Âü°í¹®Çå[References] ***

h = L*sin(B) / (cos(B)+sin(B)/tan(C))
º¯¼ö¸í
Variable
º¯¼ö°ª
Value
º¯¼ö¼³¸í
Description of the variable

L
=
¹Øº¯ÀÇ ±æÀÌ


B
=
°¢ BÀÇ Å©±â (deg)


C
=
°¢ CÀÇ Å©±â (deg)


h = 21.961524231

.
¡Ø ÀÌ »çÀÌÆ®´Â ±¤°í¼öÀÍÀ¸·Î ¿î¿µµË´Ï´Ù.
.


¡å ´ñ±Û[comment]
¢º milinae [2022-07-11 13:23:20]
sin(B)/(cos(B)+sin(B)/tan(C)) ¸¦ Á¤¸®Çϸé,
sin(B)tan(C)/(cos(B)tan(C)+sin(B)) = tan(B)tan(C)/(tan(B)+tan(C))
ÀÌ·¸°Ô µÇ´Ï,
h = L*tan(B)tan(C)/(tan(B)+tan(C))
°¡ µË´Ï´Ù.