Unit 8 Review

The Pythagorean Theorem ONLY works on which triangle? 

• obtuse
• scalene
• isosceles
• right

solve for c

• 7
• 9
• 4
• 13

^{Find the missing side}

• 11

• 61

• $\sqrt{61}$

• $\sqrt{11}$

The lengths of a triangle are given below. Is the the triangle obtuse, acute, or right?
4, 5, 6

• right
• obtuse
• acute

Given the lengths 4", 7", 10", classify the triangle formed and or state that no triangle CAN be formed.

• No triangle

• Acute triangle

• Right triangle

• Obtuse triangle

What is the length of y in this picture?

• 45
• 5√2
• 90
• 5

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

• Multiply by √2
• Divide by √2
• It's the same length as the hypotenuse.
• Divide by 2

Find a.

• 2√3
• 2
• 12
• 6

Find x.

• 10
• 10√3
• 10√2
• 20

Find a.

• 12
• 24
• 24√3
• 16