Introduction to Trigonometry

What is the length of the side opposite ∠X?

• 16
• 30
• 34

What is the length of the side opposite ∠Z?

• 16
• 30
• 34

What is the length of the side adjacent to ∠Z?

• 16
• 30
• 34

What is the length of the side adjacent to ∠A?

• 30
• 40
• 50

What is the length of the side opposite ∠A?

• 30
• 40
• 50

What is the length of the side adjacent to ∠C?

• 30
• 40
• 50

What is the length of the side adjacent to ∠X?

• 7
• 24
• 25

How can you identify the hypotenuse of any right triangle?

• the shortest side
• the side attached to the right angle
• the side directly across from the right angle
• the side directly across from the most acute angle

Give the letter that represents the adjacent side of this triangle.

• x
• y
• r
• 90^o

Give the letter that represents the opposite side of this triangle.

• g
• h
• k
• ∠1