Triangle Relationships

A line that is perpendicular to a segment at its midpoint is called a ____________.

• midsegment

• perpendicular bisector

• median

• altitude

Use the information in the diagram to find x.

• 0.2

• 22

• 2

• 0.5

Use the information in the diagram to find x.

• 8

• 12

• 20

• 4

Name a perpendicular bisector in the picture.

• 
• 
• 
• 

What is the name for segment BD in the picture?

• tangent line

• midsegment

• perpendicular bisector

• median

Put the sides of the triangle in order from smallest to largest.

• TS, RT, RS

• TS, RS, RT

• RT, TS, RS

• RS, RT, TS

Put the angles in order from smallest to largest.

• X, Y, Z

• Z, X, Y

• Y, X, Z

• Y, Z, X

Three lighthouses are located around an ocean bay as shown. Determine which two lighthouses are farthest apart.

• 2 and 3

• 1 and 3

• 1 and 2

• cannot be determined

Determine if it is possible to form a triangle with the given side lengths. 7 yd, 8 yd, 16 yd

• yes

• no

Two sides of a triangle are 8 and 8 inches. What is the range of the possible side length of the third side?

• 5 < x < 19

• 8 < x < 16

• 1 < x < 15

• 0 < x < 16