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Formulas
Trigonometry
Vocabulary
Circles
Angles
100
c^2=a^2+b^2
What is Pythagorean Theorem
100
Adjacent side over hypotenuse
What is Cosine
100
Angle that measures less than 90 degrees
What is Acute Angle
100
"Perimeter" of a circle
What is Circumference
100
Two angles that equal to 180 degrees
What is supplementary angles
200
A=π(Pi)r^2
What is Area of a Circle
200
Opposite side over Adjacent side
What is Tangent
200
Line or ray that divides an angle in half
What is Angle Bisector
200
Area of a circle where its radius is 1 unit (in terms of Pi)
What is Pi
200
Two angles that equal to 90 degrees
What is Complementary Angles
300
1:1:square root(2)
What is 45-45-90 triangle ratio
300
X:2X:XCubic root(3)
What is 30-60-90 Triangle
300
Polygon with ten sides
What is Decagon
300
Arc length that is neither major arc nor minor arc (measures 180 degrees)
What is Semi-circle
300
Angles created by two lines
What is Hexagon Vertical Angles
400
d=square root((X2-X1)^2+(Y2-Y1)^2)
What is Distance Formula
400
The measurement of the smaller side of a 30-60-90 triangle when the longest measures 24cm
What is 12cm
400
For a triangle, this is the point at which the three medians intersect
What is Centroid
400
Area of 1/4 of a circle with a radius of 1 (in terms of Pi)
What is Pi/4
400
Regular shape in which all interior angles measure 120 degrees
What is Hexagon
500
Opposite side over Hypotenuse
What is Sine
500
The measurement of the hypotenuse of a 30-60-90 triangle where the longer side measures 56 square root of 3
What is 112
500
11 sided polygon
What is Hendecagon
500
Measure of an arc (intercepted arc by inscribed angle) in degrees when the inscribed angle measures 45 degrees
What is 90 degrees
500
Regular shape that has exterior angles that measure 45 degrees
What is Octagon