E203 (1) (2) (2) (1) (2) P W W W P P W W W W W A W W W W P A W W W W W W W W P P P P P P W W W W P W W W W W W W W A A A A A A A A P 180° 90° 270° F12 F88 F85 F89 F35 F37 F86 F38 F36 F39 F87 F90 F52 F13 F14 F53 F56 F54 F57 F55 F58 F41 F28 F22 F30 F93 F29 F23 F31 F64 F16 F24 F32 F65 F34 F25 F61 F27 F26 F62 0° P P P P P P P W A 2 W 2 A 2 W 2 R A 2 W 2 A 2 W 2 R W 2 W 2 R W 2 W 2 R G R G 2 R = P W 2 R R 2 R 1 R A P P P P R R R S S P P P P P A A W A B° R P P P P W W R R R W W R(4) B W W W 1 R 2 R 1 R = 0,683W - 0,183P 2 R = 1,183P - 0,683W W 2 R S B R A A B B W 2 W 2 B 2 W 2 W 2 W 2 F11 R P W F33 P 2 P W F10 P 2 (2) (1) (1) (2) (2) (2) (1) (2) (1) (2) (2) (2) (2) (2) (2) (2) (2) (1) (2) (2) (2) (2) (2) (2) (1) (2) (2) (1) (2) (1) STANDARDISED SPECIAL SHAPES Round, flattened Key-hole shapes Triangles, trapezes Various Key-hole Polygons A = number of straight edges A = number of straight edges A = number of non- straight edges A = number of non- straight edges A = number of teeth (only 3, 4, 6 or 8) A = number of teeth (only 3, 4, 6 or 8)
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