Unit 4 Review

^{Find the missing side}

• 11

• 61

• $\sqrt{61}$

• $\sqrt{11}$

Which set of sides would make a right triangle?

• 4,5,6
• 8,10,12
• 5,12,13
• 5,10,12

The Pythagorean Theorem ONLY works on which triangle? 

• obtuse
• scalene
• isosceles
• right

Which equation can be used to solve for "x"?

• 15² – x² = 21²

• x² – 15² = 21²

• 15² + 21² = x²

• 21² – 15² = x²

Find the length of the missing side. 

• 25 cm
• 42 cm
• 52 cm
• 48 cm

Find the length of the missing side. 

• 20 in.
• 68 in.
• 16 in.
• 80 in.

Find the distance between these two points.

• 13
• 7.9
• 9.2
• 3.6

Find the distance between the 2 points. Round to the nearest hundredth.

• 3 
• 2.23
• 2.24
• 2.2

Find the distance between the points.

• 3

• 4

• 5

• 6

If a = 9 and b = 7, what is c?

• 130
• 12.4
• 11.4
• 11