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# 8.3: Inscribed Similar Triangles

Difficulty Level: At Grade Created by: CK-12
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### Vocabulary Language: English

Inscribed Similar Triangles Theorem

Inscribed Similar Triangles Theorem

The Inscribed Similar Triangles Theorem states that if an altitude is drawn from the right angle of any right triangle, then the two triangles formed are similar to the original triangle and all three triangles are similar to each other.
Perpendicular

Perpendicular

Perpendicular lines are lines that intersect at a $90^{\circ}$ angle. The product of the slopes of two perpendicular lines is -1.
Proportion

Proportion

A proportion is an equation that shows two equivalent ratios.
Pythagorean Theorem

Pythagorean Theorem

The Pythagorean Theorem is a mathematical relationship between the sides of a right triangle, given by $a^2 + b^2 = c^2$, where $a$ and $b$ are legs of the triangle and $c$ is the hypotenuse of the triangle.

Jul 17, 2012

Feb 26, 2015