Geometry - C16 Review

a = 2.1, b = 7.2,
c = 7.5
Is this a right triangle?

• yes 
• no

Given the 3 lengths of a triangle are 6 in, 8 in and 10 in.  Will this make a right triangle?

• yes
• no

Find the missing side length. Leave answer in simplest radical form.

• A

• B

• C

• D

Find the missing side length. Leave answer in simplest radical form.

• A

• B

• C

• D

Find the missing side length. Leave answer in simplest radical form.

• A

• B

• C

• D

In this 45-45-90 triangle, I have been given a leg, so to find the other leg I...

• Multiply that leg by 2
• Use the same length for the second leg
• Multiply that leg by √2
• Divide that leg by √2

What is the length of y in this picture?

• 45
• 5√2
• 90
• 5

In this 45-45-90 triangle, I have been given the length of a leg.  How do I find the length of the hypotenuse?

• It is the same length as the given leg.
• Multiply that leg's length by √2.
• Multiply that leg's length by 2.
• Divide that leg's length by √2.

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

• 4√2
• 4
• 8
• 4√3

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

• 8√2
• 4√2
• 4
• 8