Relationships in Triangles

What is the value of x?

• 51

• 49

• 78

Which of the following segments represents a median?

• Segment BX

• Segment AZ

• Segment AC

• Segment BZ

Which of the following segments represents an altitude?

• Segment BX

• Segment AZ

• Segment AC

• Segment BZ

How many acute angles must an acute triangle have?

• 2

• 1

• 4

• 3

Find the measure of the indicated angle. 

• 95

• 85

• 35

• 45

A triangle has angle measurements of 26°, 59°, and 95°. What kind of triangle is it?

• acute triangle

• right triangle

• obtuse triangle

• none of the above

A triangle has angle measurements of 54°, 52°, and 74°. What kind of triangle is it?

• acute triangle

• right triangle

• obtuse triangle

• none of the above

A triangle has angle measurements of 74°, 90°, and 16°. What kind of triangle is it?

• acute triangle

• right triangle

• obtuse triangle

• none of the above

A triangle has two 71° angles and one 38° angle. Is this triangle isosceles?

• yes 

• no