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Cartesian Grid - Area (Acute Triangle) to Missing Coordinate - Positive Only (Level 1)

This math topic focuses on using the Cartesian grid to solve geometry problems, specifically finding missing coordinates of acute triangles to attain a given area, considering only positive coordinates. Students are required to apply their understanding of the formula for the area of a triangle and coordinate geometry. Each problem presents a different triangle on a Cartesian grid, with various specified areas, requiring students to determine the missing x or y coordinate. This practical application helps improve students' problem-solving skills and deepens their understanding of geometric concepts on the Cartesian plane.

Work on practice problems directly here, or download the printable pdf worksheet to practice offline.

Area (Acute Triangle) to Missing Coordinate - Positive Only

Complete these online problems with 80% or 4 correct answers in a row. Results are immediate.


Find the missing value for y if the triangle has an area of 28

yxArea = 28(9,2)(1,2)(2,y)