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Matematikk

Right Triangle Kalkulator

Pythagoras setning — a² + b² = c²

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Variabelbeskrivelse

a= legb= other legc= hypotenuseA= areaα,β= acute angles

Pythagorean theorem

Relationship between the three sides.

Area

Half the product of the two legs.

Trigonometric ratios

SOH-CAH-TOA for angle α (opposite side a).

sin α
cos α
tan α

Angle from sides

Find an angle when all sides are known.

Angle α
Angle β
Deep Dive

Read the full guide on how to use this calculator effectively

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Reviewed June 2026
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