cosine.ang: Computes angle between two segments sharing a point.

Description Usage Arguments Value Examples

View source: R/trig.funs.R

Description

Computes angle between two segments of a triangle using law of cosines.

Usage

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cosine.ang(l, r, o)

Arguments

l

Numeric; length of segment to the left

r

Numeric; length of segment to the right

o

Numeric; length of opposite segment

Value

A single value of the angle in radians

Examples

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#a right triangle
L=3
R=3
O=sqrt(L^2+R^2)
cosine.ang(L,R,O)

trackter documentation built on April 19, 2021, 1:08 a.m.