# Using Determinant to find the Area of a Triangle and a Polygon

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Examples, solutions, videos, worksheets, games and activities to help Algebra students learn how to use the determinant to find the area of a triangle and a polygon.
Determinants to Find the Area of a Triangle
How to use determinants to find the area of a triangle?
Application of Determinants: Area on the Coordinate Plane
This video shows how to use determinants to calculate the area of a triangle on the coordinate plane.

Determinants to Find the Area of a Polygon
This video shows how to use determinants to find the area enclosed by any polygon.

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