Skip to content

Library Solve Practice

Search 7,000+ topics/

Color theme

Library Solve Practice

Search everything About Expii Contributors

Library
Math
Geometry
Circles in Geometry
Circle Concepts
Similarity of Circles

Practice problem

Similarity of Circles

By

Suppose circle A has radius X and circle B has radius Y. When are these two circles similar?

Choose all correct answers

Option A: A

When X>Y.

Option B: B

When X<Y.

Option C: C

When X=Y.

Option D: D

They cannot be similar.

Report a problem

What needs fixing?

Read explanations Rated practice

For a more Thought Full world.

Learn

Library
Search
Solve
Practice

Expii

About Expii
Contributors
Blog archive
Contact
Conduct

Family

LIVE
Po-Shen Loh

Free explanations from a community of curious people.© 2026 Expii, Inc.Terms Privacy

Find a topic

Type a concept, like “slope” or “photosynthesis”.

↑ ↓ to choose · Enter to openSearch explanations and problems