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corde longueur circonférence cercle segments

Données de référence et informations techniques sur corde longueur circonférence cercle segments pour les applications mathématiques.

chordlengthcircumferencecircle

Overview

Engineering reference data for Chord Length Circumference Circle Segments in mathematics.

Key Formulas

Quadratic Formula

x=b±b24ac2ax = \frac{-b \pm \sqrt{b^2 - 4ac}}{2a}

Roots of ax² + bx + c = 0.

Pythagorean Theorem

c2=a2+b2c^2 = a^2 + b^2

Right triangle relationship.

Circle Area

A=πr2A = \pi r^2

Area of a circle.

Logarithm

logb(x)=ln(x)ln(b)\log_b(x) = \frac{\ln(x)}{\ln(b)}

Change of base formula.

Variables

Symbol Description Unit
π\pi Pi 3.14159...
ee Euler's number 2.71828...

References