Find the area of the triangle defined by:

MATHEMATICS · Multi-part · CBSE · Mathematics · Coordinate Geometry · Coordinate Geometry

Problem

Find the area of the triangle defined by: (1) y=x+2y = x + 2, x+y=9x + y = 9, and y=2y = 2 (2) 5x−2y=185x - 2y = 18, 2x+5y=132x + 5y = 13, and 8x−9y=11.48x - 9y = 11.4

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