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# Pi Machine

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This JavaScript code will calculate the surface area and volume of cones, spheres or cylinders of any dimensions as well as circle circumference and surface areas.

# Graphing Function 2

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Enter the X-Y coordinates for a function and this JavaScript will give you the graphing formulas, including Formula, Slope, Y-intercept, Parallel and Perpendicular lines. Easy!

# Greatest Common Factor

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Find the Greatest Common Factor (GCF) of a group of two or three numbers.

# Fibonacci

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Displays the Fibonacci Sequence of Numbers as entered by the user. Warning: This is very processor intensive, do not enter a large number.

# Factors

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Use JavaScript to find out if a number entered is odd or even and the factors of that number.

# Expression Solver

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Just enter a math expression (with +, -, ', and / signs) and this script will evaluate the expression for you. Who needs a calculator when you have JavaScript.

# Cosine Calculator

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Enter the adjacent and hypotenuse angle values and JavaScript will solve the cosine angle for you. Neat!

# Circle Solver

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Can't remember the formulas for the other two parts of a circle (area, diameter, or circumference) when you only know one? To the rescue is Circle Solver. Enter the circle area, diameter, or circumference and it will solve for the other two! Great!

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# Area Calculator

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A simple calculator to determine the area of a square, triangle, rectangle, circle or sphere.