Math Problem Statement
What is the area, in square units, of triangle JKL with vertices J(-7, -8), K(-4, -4), and L(-8, -2)?
Solution
To find the area of triangle , given its vertices , , and , we can use the following formula for the area of a triangle with vertices , , and :
Substituting the coordinates of , , and into the formula, we get:
I'll compute this step by step.The area of triangle is 11 square units.
Would you like further details or explanations? Here are some related questions for deeper understanding:
- How does the area formula for a triangle work in terms of coordinate geometry?
- Can the same formula be used for triangles in 3D space?
- How would the area change if one vertex was moved?
- What are some other methods to calculate the area of a triangle?
- How does the area relate to the concept of the determinant of a matrix?
Tip: When working with coordinate geometry, always ensure that you substitute the correct coordinates into formulas to avoid errors.
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Math Problem Analysis
Mathematical Concepts
Coordinate Geometry
Triangle Area
Formulas
Area of a triangle = 1/2 * |x1(y2 - y3) + x2(y3 - y1) + x3(y1 - y2)|
Theorems
Triangle area in coordinate plane
Suitable Grade Level
Grades 9-12