Subject

Math calculators

Geometry, algebra, ratios, fractions and number tools. Each calculator uses the textbook formula, shows it, and works one example with the default numbers.

Calculators: 2
Typical formula: a² + b² = c²

$Brass drawing compass, steel ruler, grey protractor and a sheet of graph paper on a pale desk$

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Calculate the Golden RatioShorter part b6.180 cmSplit a length in the golden ratio: enter the longer part and get the shorter part, the whole length and φ its… Calculate the Hypotenuse of a TriangleHypotenuse c5.000 cmFind the hypotenuse of a right triangle from its two legs, plus one acute angle, the area and the perimeter.

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Calculator	What it works out	Example result
Calculate the Golden Ratio	Shorter part b	6.180 cm
Calculate the Hypotenuse of a Triangle	Hypotenuse c	5.000 cm

Every calculator uses a standard formula and shows it. How the calculators work.