Name _____________________________ Date ___________________
Coordinate Geometry
Find the area.

 1 Find the area of the square whose vertices are(4, 7), (1, 7), (1, 3), and (4, 3)
 2 Find the area of the trapezoid whose vertices are(-6, 3), (5, 0), (5, 3), and (0, 0)
 3 Find the area of the triangle whose vertices are(-9, 8), (-9, 16), and (-17, 8)
 4 Find the area of the quadrilateral whose vertices are(1, 4), (-5, 0), (7, -3), and (-1, -8)
 5 Find the area of the trapezoid whose vertices are(-7, -4), (-7, 1), (0, -4), and (-4, 1)
 6 Find the area of the triangle whose vertices are(6, 4), (3, 4), and (6, 1)
 7 Find the area of the parallelogram whose vertices are(0, -1), (0, -4), (5, -1), and (5, -4)
 8 Find the area of the quadrilateral whose vertices are(-3, -10), (-5, -1), (2, -1), and (-1, 3)
 9 Find the area of the triangle whose vertices are(-7, 1), (1, -7), and (-7, -7)
 10 Find the area of the trapezoid whose vertices are(8, -4), (3, -8), (16, -8), and (3, -4)
 11 Find the area of the square whose vertices are(-1, -5), (-8, -5), (-1, -2), and (-8, -2)
 12 Find the area of the quadrilateral whose vertices are(-5, -10), (-2, 3), (-8, -1), and (2, -3)
 13 Find the area of the trapezoid whose vertices are(8, 5), (1, 5), (16, 9), and (1, 9)
 14 Find the area of the parallelogram whose vertices are(-5, 11), (-8, 11), (-8, -1), and (-5, -1)
 15 Find the area of the triangle whose vertices are(-2, 4), (1, 8), and (-2, 8)
 16 Find the area of the quadrilateral whose vertices are(-6, -2), (-4, -11), (2, -3), and (-1, 2)
 17 Find the area of the trapezoid whose vertices are(2, 0), (2, 7), (-14, 0), and (-6, 7)
 18 Find the area of the quadrilateral whose vertices are(-5, -2), (-7, 5), (0, 1), and (-3, 8)