# Geometry Calculator

Common geometry formulas you can use to calculate the area, perimeter, and circumference of various plane figures.

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Bridget Riley. I stumbled into an op art exhibition in San Jose Cali & fell in love with Bridget Riley, her story & the way she sees the world.

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An example of a Fibonacci sequence making spiral patterns in nature. This is also a fractal because each floret is an identical but smaller version of the whole thing & this makes the spirals easy to see.

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Finding Area & Perimeter Task Cards FREE from The Curriculum Corner...includes answer key

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A torus formation - MAXWELL, James Clerk. A Treatise on Electricity and Magnetism - 1873

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AWESOME Math PROJECT! area of irregular shapes project. Create your own floor plan. Costs of Flooring: tile, vinyl, etc

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10 Secret Trig Functions Your Math Teachers Never Taught You...(because they are from a pre-calculator world) A diagram with a unit circle and more trig functions than you can shake a stick at. (It's well known that you can shake a stick at a maximum of 8 trig functions.) The familiar sine, cosine, and tangent are in blue, red, and, well, tan, respectively. The versine is in green, and the exsecant is in pink. Excosecant and coversine are also in the image.

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