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Type: Open-Ended
Category: Coordinate Geometry
Level: Grade 10
Standards: HSG-GPE.B.7
Author: nsharp1
Created: 4 years ago

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Coordinate Geometry Question

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Grade 10 Coordinate Geometry CCSS: HSG-GPE.B.7

For

$Delta XYZ$ , its vertices are located at

$(1,1), \ (5.5,6), \ (21,18)$ . What is the area of this triangle, rounded to one decimal place, if necessary?