Practice Problem -1

1. What is the length of the altitude, segment CD, of triangle ABC?

Based on the figure, select all true equations.

3. Malachi is standing 5 feet away from the foot of a 17-foot building. A rope is tied from the top of the building to where Malachi is standing. He drew this diagram to help find the value of the angle made by the rope and the ground (x).

1. Select all of the equations that Malachi could use to find the value of x. 

2. To the nearest whole degree, what is the angle of elevation of the rope?

• 73

• 74

• 75

• 76

Which of the following equations matches the diagram?

1. Find the value of x.

• 22.6 units

• 32 units

• 32.6 units

• 31 units

• None

1. Explain how you know the right triangles are similar.