Unit 8 Test Review

Find the length of the missing side. 

• 17 cm
• 22 cm
• 15 cm
• 13 cm

Find the length of the missing side. 

• 20 in.
• 68 in.
• 16 in.
• 80 in.

A soccer field is a rectangle 90 meters wide and 120 meters long. The coach asks players to run from one corner to the corner diagonally across. What is this distance?

• 210 m
• 180 m
• 150 m
• 79 m

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

• yes 
• no

Given the lengths 10", 15", 17", classify the triangle formed and or state that no triangle CAN be formed.

• No triangle

• Acute triangle

• Right triangle

• Obtuse triangle

Given the lengths 8", 15", 17", classify the triangle formed and or state that no triangle CAN be formed.

• No triangle

• Acute triangle

• Right triangle

• Obtuse triangle

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

In this isosceles triangle, what is the length of x?

• 8√2

• $\frac{8}{\sqrt{2}}$

• 16

• 8

Which is the length of v in this 30-60-90 triangle?

• $4\sqrt{3}$

• 4

• 8

• $4\sqrt{2}$