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Geometry
Stuff |
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Perimeters |
Areas |
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Circle Stuff |
The Geometry of Circles:
Definitions and formulas for the radius of a circle, the
diameter of a circle, the circumference (perimeter) of a
circle, the area of a circle, the chord of a circle, arc
and the arc length of a circle, sector and the area of
the sector of a circle |
The Trigonometry of
Circles:
Definitions and formulas for the arc and the arc length
of a circle, sector and the area of the sector of a
circle, the unit circle, the angles on the unit circle
in radians, the angles on the unit circle in degrees,
the points on the circumference of the unit circle |
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Triangle
Stuff |
Notations:
Geometry
notations for triangles including the right triangle,
congruent sides of a triangle and congruent angles of a
triangle |
The Geometry of
Triangles:
Definitions
and formulas for the area of a triangle, the sum of the
angles of a triangle, the Pythagorean theorem,
Pythagorean triples and special triangles (the 30-60-90
triangle and the 45-45-90 triangle) |
Types of Triangles:
Definitions
and formulas for triangles including right triangles,
equilateral triangles, isosceles triangles, scalene
triangles, obtuse triangles and acute triangles |
The Trigonometry of
Triangles:
Definitions
and formulas for basic trigonometry, sine, cosine,
tangent, cosecant, secant, cotangent, the law of sines
and the law of cosines |
Quadrilateral Stuff:
Definitions and
formulas for perimeter and area, properties of sides and
angles, diagrams |
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Squares |
Rhombuses (Rhombi) |
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Rectangles |
Kites |
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Parallelograms |
Trapezoids |
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