Right Triangles

Complete the similarity statement relating the three triangles in each diagram.

• △MPN ~ △MQP~ △NQP

• △MPN ~ △MPQ~ △NQP

• △MPN ~ △MQP~ △PQN

• △MPN ~ △MPQ~ △PQN

Complete the similarity statement relating the three triangles in each diagram.

△ABC ~ △_______ ~ △_______

• △ABC ~ △BDC ~ △ADB

• △ABC ~ △CDB ~ △ADB

• △ABC ~ △BDC ~ △BDA

• △ABC ~ △DBC ~ △ADB

Find the value of x.

• 20

• 36

• 48

• 60

Find the value of x.

• 15

• 20

• 48

• 80

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.

The lengths of a triangle are given below. Is the the triangle obtuse, acute, or right?
11, 12, 15

• right
• obtuse
• acute

Can the sides of a triangle have lengths 3, 4, and 9?

• Yes
• No

State if the three side lengths form an acute, obtuse, or right triangle.

8, 13, 17

• Acute Triangle

• Right Triangle

• Obtuse Triangle

• Not a Triangle

Find x.

• 10
• √3
• 5
• 10√3