Trigonometric Formula Interactive Suite

Interactive Canvas

Dynamic Triangle & Unit Circle

Active Reference Angle (θ): 37°

15° (Narrow) 45° (Symmetric) 75° (Steep)

Choose Reference Angle:

Angle A (θ) Base is side AC

Angle B (α) Base is side BC

Radian Measure 0.65 rad Rad = Deg × (π / 180)

Standard Triples

Board Exam Solver

Input any known trigonometric values to solve and get step-wise classroom solutions perfectly prepared in KaTeX format.

Select Known Quantity:

Select tab to explore calculations live

PDF Reference 1 & 4

PDF Reference 2 & 3

PDF Reference 12

Click any column headers or cells to instantly set that angle on the live simulators above.

Angle (Deg/Rad)	0° 0	30° π/6	45° π/4	60° π/3	90° π/2
$sin\ \theta$	$0$	$\frac{1}{2}$	$\frac{1}{\sqrt{2}}$	$\frac{\sqrt{3}}{2}$	$1$
$cos\ \theta$	$1$	$\frac{\sqrt{3}}{2}$	$\frac{1}{\sqrt{2}}$	$\frac{1}{2}$	$0$
$tan\ \theta$	$0$	$\frac{1}{\sqrt{3}}$	$1$	$\sqrt{3}$	Not Defined
$cosec\ \theta$	Not Defined	$2$	$\frac{2}{\sqrt{3}}$	$1$
$sec\ \theta$	$1$	$\frac{2}{\sqrt{3}}$	$\sqrt{2}$	$2$	Not Defined
$cot\ \theta$	Not Defined	$\sqrt{3}$	$1$	$\frac{1}{\sqrt{3}}$	$0$

Nepal Government Approved Compulsory Mathematics Standard Syllabus