Tetrahedron

A polyhedron (a flat-sided solid object) with 4 faces. When it is "regular" (all faces are the same) it is one of the Platonic Solids.

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Other Definitions with Letter T

• Table
• Tables
• Take-home Pay
• Tally Mark
• Tangent(function)
• Tangent(line)
• Tangram
• Tax
• Temperature
• Tenth
• Term
• Terminating decimal
• Ternary
• Tessellation
• Tetragon
• Tetrahedron
• Theorem
• Thermometer
• Thousand
• Three-Dimensional
• Thrice
• Time
• Time Line
• Time value of money
• Times
• Times tables
• Timetable
• Tonne
• Top View
• Torus
• Total
• Transformation
• Translate
• Translation
• Transversal
• Trapezium
• Trapezoid
• Treble
• Tree
• Trend Line
• Tri-
• Triangle
• Triangle inequality theorem
• Triangular Number
• Triangular prism
• Trigonometry
• Trillion
• Trinomial
• Triple
• Turn
• twelve-Hour clock
• Twenty four-Hour clock
• Twice
• Two-dimensional
• Two-step equation