similar figures complex proportions
9
X
X=
7
5
X+2
3
X=
6
1
X+5
1
X=
10
1
3X+7
14
X=
2
1
5
1
X=
2X+6
4
X+3
6
X=
5
2
5
3
X=
X+1
6
X-5
3
X=
2
6
8
X+1
X=
4
5
X+2
8
X=
5
4
2X+3
5
X=
1
3
X-9
4
X=
2
3
4X+7
3X
X=
2
1
4X+9
5X
X=
1
1
2
5
X=
X-6
4
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