The document discusses different types of triangles and rhombus shapes. It includes descriptions of isosceles, equilateral, right-angled, and scalene triangles. For each shape type, it shows a figure illustrating the distinctive properties or "gesture" of that geometric form. The document was authored by Masyita Dini Islami, a student in the mathematics education program at Universitas Jember, on May 23, 2013.

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English Medium Instruction
Masyita Dini Islami (110210101002)
Program Studi Pendidikan Matematika
Jurusan Pendidikan MIPA
Fakultas Keguruan dan Ilmu Pendidikan
Universitas Jember
23rd May 2013
Masyita Dini Islami (110210101002) English Medium Instruction

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Gesture of Isoscales Triangle
Figure: Gesture of Isoscales Triangle
Masyita Dini Islami (110210101002) English Medium Instruction

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Gesture of Equilateral Triangle
Figure: Gesture of Equilateral Triangle
Masyita Dini Islami (110210101002) English Medium Instruction

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Gesture of Right-Angled Triangle
Figure: Gesture of Right-Angled Triangle
Masyita Dini Islami (110210101002) English Medium Instruction

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Gesture of Scalene Triangle
Figure: Gesture of Scalene Triangle
Masyita Dini Islami (110210101002) English Medium Instruction

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Gesture of Rhombus
Figure: Gesture of Rhombus
Masyita Dini Islami (110210101002) English Medium Instruction