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Excel in math and science

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Excel in math and science

Master concepts by solving fun, challenging problems.

It's hard to learn from lectures and videos

Learn more effectively through short, interactive explorations.

Used and loved by over 6 million people

Learn from a vibrant community of students and enthusiasts,
including olympiad champions, researchers, and professionals.

Your answer seems reasonable. Find out if you're right!

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That seems reasonable. Find out if you're right!

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Basic Mathematics

Pattern Recognition

Intro

Concept Quizzes

Patterns Using Arithmetic Warmup
Patterns Using Geometry Warmup
Sequences Based on Position
Identifying Pattern Relationships
What Comes Next?
Rotations
Reflections And Translations
Dilation
Dissection Puzzle (Step Up Quiz)
Finding Specific Terms
Finding the General Term

Challenge Quizzes

Level 1
Level 2
Level 3

Reflections And Translations

Which image does not have a line of symmetry?

Images made using Silk (Creative Commons license).

A B C D

View solution

by Brilliant Staff

Which of these does not have a line of symmetry?

A B C D

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by Brilliant Staff

What goes at the question mark?

A B C

View solution

by Brilliant Staff

Which of these does \( \color{red} { \text{not} } \) have a line of symmetry?

A B C D

View solution

by Brilliant Staff

Which image is a rotation rather than a reflection based on the original pictures above?

A B C D

View solution

by Brilliant Staff

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