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Geometry Level 4

A circle placed against a right angled triangle centred at O is the 14 cm radius.What is the radius of the smaller circle placed in the remaining gap?

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, conceptual quizzes.

Our wiki is made for math and science

Master advanced concepts through explanations,
examples, and problems from the community.

Used and loved by 4 million people

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

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by Abhay Kumar

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