Trigonometry basics

What is the value of sin 60°

• $\frac{1}{2}$

• $\frac{\sqrt{3}}{2}$

• $\sqrt{3}$

• $\frac{\sqrt{2}}{2}$

• 1

Tags

CCSS.HSF.TF.A.2

What is the value of sin 30°

• $\frac{1}{2}$

• $\frac{\sqrt{3}}{2}$

• $\sqrt{3}$

• $\frac{\sqrt{2}}{2}$

• 1

Tags

CCSS.HSF.TF.A.2

What is the value of cos 60°

• $\frac{1}{2}$

• $\frac{\sqrt{3}}{2}$

• $\sqrt{3}$

• $\frac{\sqrt{2}}{2}$

• 1

Tags

CCSS.HSF.TF.A.2

What is the value of cos 45°

• $\frac{1}{2}$

• $\frac{\sqrt{3}}{2}$

• $\sqrt{3}$

• $\frac{\sqrt{2}}{2}$

• 1

Tags

CCSS.HSF.TF.A.2

What is the value of sin 45°

• $\frac{1}{2}$

• $\frac{\sqrt{3}}{2}$

• $\sqrt{3}$

• $\frac{\sqrt{2}}{2}$

• 1

Tags

CCSS.HSF.TF.A.2

What is the value of sin 0°

• -1

• 0

• 0,5

• 1

• not defined

Tags

CCSS.HSF.TF.A.2

What is the value of cos 0°

• -1

• 0

• 0,5

• 1

• not defined

What is the value of tan 0°

• -1

• 0

• 0,5

• 1

• not defined

What is the value of cot 0°

• -1

• 0

• 0,5

• 1

• not defined

What is the value of tg 90°

• -1

• 0

• 0,5

• 1

• not defined