Basics of Trig

Which trig function would help you solve for the missing angle?

• sine

• cosine

• tangent

• pythagorean theorem

What would you use to solve for a?

• sin

• cos

• tan

• Pythagorean theorem

Which Trig function do you use?

• Sine

• Cosine

• Tangent

Which triangle is correctly labeled?

• 
• 
• 
• 

Solve for x. Round to the nearest tenth.

• 103.5

• 4.7

• 55.0

• 23.4

Solve for x. Round to the nearest tenth.

• 9.8

• 0.1

• 0.038

• 9.9

What is the length of side x?

• 6.57 cm

• 7 cm

• 7.44 cm

• 26.33 cm

Find the length of side w.

• 21.4 cm

• 18.0 cm

• 36.5 cm

• 43.6 cm

• x = 12.0, y = 13.4

• x = 13.4 , y = 12.0

• x = 16.2, y = 16.2 

What is the length of x?

• 4√2

• 4

• 8

• 4√3