# Circle Areas #1: The Basics

Geometry Level 2

In the diagram above, Circle O is inscribed into Triangle ABC, where AB = $$3$$, AC = $$4$$, and BC = $$5$$. The area of Circle O can be written as $$a\pi$$, where $$a$$ is a constant. What is the value of $$a$$?

Note: Not to scale

This is part of the set Circles, made by Chris H.

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