Classifying Triangles
Interior and Exterior Angle Theorems
Medians and Altitudes in Triangles
Bisectors in Triangles
Triangle Inequalities
100
Triangles are classified in two different ways. These ways are?
What is by their angles and by their sides.
100

The interior angle angles of a triangle add up to...? 

The sum of the interior angles of a triangle is equal to 180 degrees.

100

A median of a triangle connects a vertex to what part of the opposite side?

What is the midpoint. 

100

What are angle bisectors?

They are segments that cut an angle in half with one endpoint of the segment starting at the vertex of each angle of a triangle and the other on the side opposite that vertex.

100
In the figure, state the angles from largest to smallest.
Angles:
200
The three ways you can classify triangles based on their sides. These are?
What is and equilateral triangle, isosceles triangle and scalene triangle.
200
What does the exterior angle theorem for triangles state?
The measures of an exterior angle is a triangle is equal to the sum of the measures of the two remote interior angles.
200

A line passes through the midpoint of a segment and forms a 90° angle with it. How can we classify this line? 

What is a perpendicular bisector. 

200
State if the three numbers can be the measures of the sides of a triangle. 12, 14, 7
YES
300

There are three ways to classify a triangle based on their angles. These are?

What is an acute triangle, and obtuse triangle and a right triangle.

300

In triangle ABC, the measure of an exterior angle at vertex C is 120°. One of the remote interior angles is 45°. Using the Exterior Angle Theorem, find the measure of the other remote interior angle

What is 75 degrees. 

300

In △ABC, BC = 30 cm. The median from A meets BC at D. Find BD and DC.

BD = 15 cm, DC = 15 cm.

300
Two sides of a triangle have the following measures. Find the range of possible measures for the third side. 11, 6
What is 5 < x < 17
400

This triangle has two congruent sides and one angle measuring exactly 90 degrees.

What is an isosceles right triangle.

400

The two acute angles in a right triangle are classified as what type of angles?

What is complimentary. 

400

Complete the sentence: In an isosceles triangle, the segment from the vertex angle to the base that is a median is also a(n) ______ and a ______.

Altitude and Angle Bisector

400
Two sides of a triangle have the following measures. Find the range of possible measures for the third side. 8, 10
What is 2 < x < 18
500

A triangle has angle measures of 3x + 10°, 2x + 20°, and x + 10°.
Determine whether the triangle is acute, right, or obtuse.

What is an acute triangle.

500

If one exterior angle of a triangle measures 120°, and the two remote interior angles are congruent. What type of triangle is this? 

What is an equilateral triangle. 

500
Two sides of a triangle have the following measures. Find the range of possible measures for the third side. (2x+22), (5x-7), and (x+7)
What is 6 < x < 17
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