Unit 8 - Special right triangles video

Unit 8 - Special right triangles video

There are 2 videos in this presentation

Watch, take note, and then answer the following questions

Multiple Choice

What is the length of y in this picture?

• 45
• 5√2
• 90
• 5

Multiple Choice

What is the length of y in this 45-45-90 triangle?

• 8√2
• 4√2
• 4
• 8

Multiple Choice

Find the missing side lengths.

• a = 4, b = 4
• a = 4, b = 2√2
• a = 2√2,  b = 4
• a = 4, b = 4

Multiple Choice

Use the 45-45-90 theorem to solve for the hypotenuse.

• 16

• 8

• 8√2

• √16

Multiple Choice

What is the length of x in this 45-45-90 triangle?

• 4√2
• 4
• 8
• 4√3

30-60-90 Video

Multiple Choice

Find a.

• 12
• 24
• 24√3

Multiple Choice

Solve for x in fully simplified form.

• 12√3

• 6√3

• 8√3

• 24 / √3

Multiple Choice

Find x.

• 10
• 10√3
• 10√2
• 20

Multiple Choice

What is the length of u and v in this 30-60-90 triangle?

• u = 8 v = 4√3
• u = 4√2 v = 8
• u = 16 v = 8
• u = 4√3 v = 8

Multiple Choice

What are x and y in this 30-60-90 triangle?

• b=3.5√3 a = 7√3
• b = 7 a = 7√2
• b = 7 a = 14
• b = 7√3 a = 14√3

Multiple Choice

What is the length of y in this 45-45-90 triangle?

• 8√2
• 4√2
• 4
• 8

Multiple Choice

Find the missing side length. Leave your answer in simplified radical form.

• $x=10$

• $x=5$

• $5\sqrt{2}$

• $10\sqrt{2}$