Trigonometry of the triangle

About this app

sin/cos/tan on the right triangle — as a side ratio and as a value. Drag the angle α, exact values 30/45/60°, the unit-circle bridge (hypotenuse = 1 → sin α = y, cos α = x).

Subject: School mathematics (Gymnasium)

More from School mathematics (Gymnasium)

• Tree diagram & path rules
• Binomial identities through geometry
• The number π
• Unit circle & sine curve
• Exponential growth & decay
• Ulm’s glass pyramid
• Equation balance
• Half-life & decay

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