
Classify triangles
Free printable Grade 6 math worksheet for "Classify triangles" — practice two-dimensional figures. No-prep, print or assign online.
This worksheet provides practice in classifying triangles by their sides and angles, reinforcing key geometry concepts for Grade 6 students. Teachers can use it to assess students' understanding of two-dimensional figures and promote critical thinking about triangle properties. The exercises support skill development in geometry classification and angle measurement.
Learning objectives
- Identify different types of triangles based on side lengths and angle measures
- Classify triangles as equilateral, isosceles, or scalene using given criteria
- Analyze triangles to determine if they are acute, right, or obtuse
Answer Key

How to use this worksheet
- Click “Download Worksheet” to get the PDF — free with a KiwiBee account (up to 50 downloads a month).
- Print at home or in class for Middle School; it's no-prep, with no extra materials needed.
- Use the included answer key to mark it in seconds.
Frequently asked questions
Is the “Classify triangles” worksheet free?
Yes. “Classify triangles” is a free printable Math worksheet. Sign in with a free KiwiBee account to download the PDF — it includes up to 50 downloads a month.
What grade or age is this Math worksheet for?
It's designed for Middle School (ages 11–14), covering Two-dimensional figures.
Does it come with an answer key?
Yes — a matching answer key is included so you can grade it in seconds.
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