Arc Length and Area of a Sector of a CircleFree Arc Length and Area of a Sector of a Circle Calculator - Calculates the arc length of a circle and the area of the sector of a circle
Calculator ·
Watch the VideoBearingFree Bearing Calculator - Takes a bearing and lists the steps needed to get from Point A to Point B using that bearing.
CalculatorCofunctionFree Cofunction Calculator - Calculates the cofunction of the 6 trig functions:
* sin
* cos
* tan
* csc
* sec
* cot
Calculator ·
Watch the VideoComplementary and Supplementary AnglesFree Complementary and Supplementary Angles Calculator - This calculator determines the complementary and supplementary angle of a given angle that you enter OR it checks to see if two angles that you enter are complementary or supplementary.
Calculator ·
Watch the VideoDecimal Degree Minutes SecondsFree Decimal Degree Minutes Seconds Calculator - Convertes decimal degrees to degrees, minutes, seconds or degrees, minutes seconds, to decimal degrees
CalculatorPrefix MultipliersFree Prefix Multipliers Calculator - Shows a table of prefix multipliers, designators, symbols, and values
Lesson ·
Watch the VideoPythagorean TheoremFree Pythagorean Theorem Calculator - Figures out based on user entry the missing side or missing hypotenuse of a right triangle. In addition, the calculator shows the proof of the Pythagorean Theorem and then determines by numerical evaluation if the 2 sides and hypotenuse you entered are a right triangle using the Pythagorean Theorem
Calculator ·
Watch the VideoPythagorean Theorem Trig ProofsFree Pythagorean Theorem Trig Proofs Calculator - Shows the proof of 3 pythagorean theorem related identities using the angle θ:
Sin2(θ) + Cos2(θ) = 1
Tan2(θ) + 1 = Sec2(θ)
Sin(θ)/Cos(θ) = Tan(θ)
CalculatorReference AngleFree Reference Angle Calculator - Calculates the reference angle for a given angle. Also known as the positive acute angle.
Calculator ·
Watch the VideoSum to Product and Product to Sum FormulasFree Sum to Product and Product to Sum Formulas Calculator - Given two angles in degrees of u and v, this determines the following:
* Sin(u) ± Sin(v)
* Cos(u) ± Cos(v)
* Sin(u)Sin(v)
* Cos(u)Cos(v)
* Sin(u)Cos(v)
* Cos(u)Sin(v)
* Sin(u + v)
* Sin(u - v)
* Cos(u + v)
* Cos(u - v)
* Tan(u + v)
* Tan(u - v)
CalculatorTriangle Solver and Classify TrianglesFree Triangle Solver and Classify Triangles Calculator - Solves a triangle including area using the following solving methods
Side-Angle-Side (SAS) Side Angle Side
Angle-Side-Angle (ASA) Angle Side Angle
Side-Side-Angle (SSA) Side Angle Side
Side-Side-Side (SSS) Side Side Side
Area (A) is solved using Herons Formula
Law of Sines
Law of Cosines
Also classifies triangles based on sides and angles entered.
CalculatorTrig Angle conversionsFree Trig Angle conversions Calculator - Converts between degrees, radians, gradians, revolutions, and quadrants.
Calculator ·
Watch the VideoTrig MeasurementFree Trig Measurement Calculator - Given an angle θ, this calculates the following measurements:
Sin(θ) = Sine
Cos(θ) = Cosine
Tan(θ) = Tangent
Csc(θ) = Cosecant
Sec(θ) = Secant
Cot(θ) = Cotangent
Arcsin(x) = θ = Arcsine
Arccos(x) = θ = Arccosine
Arctan(x) =θ = Arctangent
Also converts between Degrees and Radians and Gradians
Coterminal Angles as well as determine if it is acute, obtuse, or right angle. For acute angles, a cofunction will be determined. Also shows the trigonometry function unit circle
Calculator ·
Watch the VideoTrigonometry RelationsFree Trigonometry Relations Calculator - Calculates various trigonometry measurements (sin,cos,tan,csc,sec,cot) given other measurements that you enter.
Calculator ·
Watch the VideoUnit CircleFree Unit Circle Calculator - Determines if coordinates for a unit circle are valid, or calculates a variable for unit circle coordinates
Calculator ·
Watch the VideoWhat is a Unit CircleFree What is a Unit Circle Calculator - This lesson walks you through what a unit circle is and how to use it
Lesson ·
Watch the Video