Trigonometry

Angle from Opposite & Adjacent

Angle from opposite and adjacent sides.

Formula

Formula
θ = atan(oppadj)

Variables

SymbolDefinitionType & rangeUnitsRole
opp opposite computed result result
adj adjacent computed result result

Try it yourself

Interactive calculator
Result

Worked examples

Example 1
Givenopposite = 3, adjacent = 4
Result36.86989765
Example 2
Givenopposite = 1, adjacent = 1
Result45