16
9[
'9A7'OD"2/$6J'/0"'M$F0/'W33"#'X4DJ'U"F'O22"#'P45"#'
G;=H'%2D'4#$"2/'$/'%1'104E27
' R//%-0'/0"'M$F0/'W33"#'X4DJ'U"F'O22"#'
P45"#'G;=H'/4'/0"'M$F0/'W33"#'X4DJ'U"F'GA_H'
E$/0'%2'>C'f'9A**'!-#"E'G9_9H'%2D'%2'><'
.%10"#'G=VH7
' OD"2/$6J'/0"'M$F0/'W33"#'U"F'8)/"#'P45"#'GA]H'
%2D'4#$"2/'$/'%1'104E27
' R//%-0'/0"'M$F0/'W33"#'U"F'8)/"#'P45"#'GA]H'
%#4)2D'/0"'M$F0/'W33"#'X4DJ'U"F'GA_H'+J'3#"11:
$2F'/0"'044N1'42'/0"'M$F0/'W33"#'X4DJ'U"F'O22"#'
P45"#'G;=H'42/4'/0"'/%+1'42'/0"'M$F0/'W33"#'U"F'
8)/"#'P45"#7
Repeat this step on the other side of the
elliptical.
A_
;=
[<
99;
[=Q'[C
=V
9_9
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9A
'9[7'8#$"2/'/0"'!0$"&D'P45"#'P%3'G99;H'%2D'/0"'!0$"&D'
P45"#'G[<H'%1'104E27
' @$#1/Q'3#"11'/0"'/%+1'42'/0"'!0$"&D'P45"#'P%3'
G99;H'$2/4'/0"'U"6/'%2D'M$F0/'!0$"&D1'G[=Q'[CH7
' B0"2Q'3#"11'/0"'/%+1'42'/0"'!0$"&D'P45"#'G[<H'
$2/4'/0"'U"6/'%2D'M$F0/'!0$"&D1'G[=Q'[CH7