Advanced
Trig functions operate in the angle mode shown. Enter or = to solve, Esc to clear.
About this tool
Covers trig (sin, cos, tan), logarithms (log base 10, natural log), square roots, powers, and π — the core set you'd reach for in coursework, engineering checks, or quick technical math.
Constant on hand
π ≈ 3.14159
Tap the π key to drop the full-precision constant straight into your expression.