Trig Functions Missing Sides and Angles

Find the length of side w.

• 21.4 cm

• 18.0 cm

• 36.5 cm

• 43.6 cm

Solve for x.

• 24.20

• 4.92

• 290.4

• 29.75

If you are given the two sides that are not the hypotenuse, which trig function should you use?

• sine

• cosine

• tangent

• cotangent

• 24/32
• 32/24
• 32/40
• 24/40

If you are given the opposite side and hypotenuse, which trig function should you use?

• sine

• cosine

• tangent

• cotangent

What equation can be used to solve for x?

• Sin(40°)= x/40 

• Sin(40º)=x/19

• Cos(40º)=x/19

• Tan(40°)=19/x

Solve for x. Round to the nearest tenth.

• 7.5

• 34.1

• 14.1

If you are given the adjacent side and hypotenuse, which trig function should you use?

Which trig function is used to find the angle when given the opposite and adjacent sides?