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Time

Score

Find trigonometric functions of special angles: sin, cos and tan

What is the tangent of 0° ?

$\sqrt{3}$

$\frac{1}{\sqrt{3}}$

$0$

What is the sine of 90° ?

$\sqrt{3}$

$\frac{1}{\sqrt{2}}$

1

What is the cosine of 60° ?

$\frac{\sqrt{3}}{2}$

$\frac{1}{2}$

What is the tangent of 45° ?

$\sqrt{3}$

$\frac{1}{\sqrt{3}}$

1

What is the tangent of 60° ?

$\frac{\sqrt{3}}{2}$

$\frac{1}{\sqrt{3}}$

$\sqrt{3}$

What is the tangent of 30° ?

$\sqrt{3}$

$\frac{1}{\sqrt{3}}$

$1$

What is the cosine of 45° ?

$\frac{\sqrt{3}}{2}$

$\frac{1}{\sqrt{2}}$

What is the sine of 60° ?

$\frac{\sqrt{3}}{2}$

$\frac{1}{\sqrt{2}}$

What is the sine of 45° ?

$\sqrt{3}$

$\frac{1}{\sqrt{2}}$

$1$

What is the cosine of 30° ?

$\frac{\sqrt{3}}{2}$

$\frac{-1}{\sqrt{3}}$

Questions

Time

Score

Find trigonometric functions of special angles: sin, cos and tan

What is the tangent of 0° ?

﻿3\sqrt{3}3​﻿

﻿13\frac{1}{\sqrt{3}}3​1​﻿

﻿000﻿

What is the sine of 90° ?

﻿3\sqrt{3}3​﻿

﻿12\frac{1}{\sqrt{2}}2​1​﻿

1

What is the cosine of 60° ?

﻿32\frac{\sqrt{3}}{2}23​​﻿

﻿12\frac{1}{2}21​﻿

What is the tangent of 45° ?

﻿3\sqrt{3}3​﻿

﻿13\frac{1}{\sqrt{3}}3​1​﻿

1

What is the tangent of 60° ?

﻿32\frac{\sqrt{3}}{2}23​​﻿

﻿13\frac{1}{\sqrt{3}}3​1​﻿

﻿3\sqrt{3}3​﻿

What is the tangent of 30° ?

﻿3\sqrt{3}3​﻿

﻿13\frac{1}{\sqrt{3}}3​1​﻿

﻿111﻿

What is the cosine of 45° ?

﻿32\frac{\sqrt{3}}{2}23​​﻿

﻿12\frac{1}{\sqrt{2}}2​1​﻿

What is the sine of 60° ?

﻿32\frac{\sqrt{3}}{2}23​​﻿

﻿12\frac{1}{\sqrt{2}}2​1​﻿

What is the sine of 45° ?

﻿3\sqrt{3}3​﻿

﻿12\frac{1}{\sqrt{2}}2​1​﻿

﻿111﻿

What is the cosine of 30° ?

﻿32\frac{\sqrt{3}}{2}23​​﻿

﻿−13\frac{-1}{\sqrt{3}}3​−1​﻿

Incorrect

Great!

$\sqrt{3}$

$\frac{1}{\sqrt{3}}$

$0$

$\sqrt{3}$

$\frac{1}{\sqrt{2}}$

$\frac{\sqrt{3}}{2}$

$\frac{1}{2}$

$\sqrt{3}$

$\frac{1}{\sqrt{3}}$

$\frac{\sqrt{3}}{2}$

$\frac{1}{\sqrt{3}}$

$\sqrt{3}$

$\sqrt{3}$

$\frac{1}{\sqrt{3}}$

$1$

$\frac{\sqrt{3}}{2}$

$\frac{1}{\sqrt{2}}$

$\frac{\sqrt{3}}{2}$

$\frac{1}{\sqrt{2}}$

$\sqrt{3}$

$\frac{1}{\sqrt{2}}$

$1$

$\frac{\sqrt{3}}{2}$

$\frac{-1}{\sqrt{3}}$