Math · Age 9 · Geometry
Classifying Triangles by Sides (Ex. 2)
Use side lengths to identify and classify triangles.
Module
Geometry
Age
Age 9
Duration
8 min
Questions
5
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Question 1
Multiple choice
Triangle ABC has sides AB = 8 cm, BC = 8 cm, CA = 5 cm. What type of triangle is it?
Question 2
Multiple choice
An equilateral triangle has a perimeter of 24 cm. How long is each side?
Question 3
Multiple choice
Which type of triangle has NO equal sides?
Question 4
Sequence
An isosceles triangle has two sides of 5 cm each and a base of 4 cm. Perimeter = 5 + 5 + ___ cm.
Question 5
True or false
An isosceles triangle always has at least two equal sides.