A geometry problem by Ahmed Moh AbuBakr

Geometry Level 2

\(ABC\) is an isosceles triangle such that \(AB = AC\) and \(\frac {\angle BAC}{\angle MCB} = \frac a b \) for coprime positive integers \(a,b\). What is the value of \(a+b\)?

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A geometry problem by Ahmed Moh AbuBakr

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.

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

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

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

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