Distance and Area on Coordinate Plane

You design a tree house using a coordinate plane. You plot the vertices of the floor at J (2, 1), K (2, 8), L(9, 8), and M (9, 1). The coordinates are measured in feet. What is the area of the tree house?

• 28 feet²

• 49 feet²

• 56 feet²

• 64 feet²

What is the distance between points C(3, -3) and D(3, -5)?

• |3| - |-3| = 0

• |3| + |3| = 6

• |-5| + |-3| = 8

• |-5| - |-3| = 2

What is the area of the figure? 

• 11 square units

• 15 square units

• 25 square units

• 30 square units

What is the distance between points  (10, 7) and  (2, 7) on a coordinate plane?

• 2

• 9

• 10

• 8

Jim plotted points A and B on the coordinate grid. He wants to add a point C to create a right triangle. Which of the following coordinates would not create a triangular ?

• (5,8)

• (6,8)

• (3,2)

• (3,7)

What is the distance between points  (5, 5) and  (1, 5) on a coordinate plane?

• -4

• 4

• 10

• -10

The vertices of the giraffe exhibit at a Zoo are E(0,90), F(60, 90), G (100,30), and H (0,20). The coordinates are measured in feet. What is the area of the exhibit?

• 72 feet²

• 48 feet²

• 4800 feet²

• 7200 feet²

• 9600 feet²

What is the area of the shape?

• 15 square units

• 30 square units

• 12 square units

• 24 square units

What is the area of the rectangle?

• 12 units²

• 10 units²

• 5 units²

• 6 units²

The area of the trapezoid is ______ square units.