Find Missing Sides of Triangles Using Trigonometry

What is the correct ratio you would use to solve for the missing side w?

What trigonometry function would you use to solve for the missing side a?

• sine

• cosine

• tangent

• Pythagorean theorem

Use trigonometry to solve for the missing side x.

• 50.7

• 50.1

• 60.7

• 61.0

Use trigonometry to solve for the missing side x.

• 44.55

• 22.69

• 41.66

• 38.49

Use trigonometry to solve for the missing side x.

• 7.5

• 34.1

• 14.1

What is the length of the side adjacent to angle B?

• 5

• 12

• 13

• invalid question, angle B is the right angle

Write the correct ratio for the Sine of angle C.

• 15/25

• 20/25

• 15/25

• 20/15

What is trigonometry?

• The study of triangles.

• The study of squares.

• The study of pentagons.

• The study of heptagons.

What is the helpful phrase we can use to remember the trigonometric ratios/functions?

• SOH CAH TOA

• SAH COH TOA

• SOA COH TAH

• SOA CAH TOH

What is the length of the side opposite angle A?

• 3 in.

• 4 in.

• 5 in.

• invalid question - angle A is the right angle