Coordinate Grid and Area

Find the Area of this triangle

• 19.8 km²

• 37.8 km²

• 18.9 km²

• 35 km²

Find the area of the parallelogram.

• 12 units²

• 10 units²

• 13 units²

• 6 units

Find the area of the trapezoid.

• 68 m²

• 88 m²

• 44 m²

• 528 m²

Find the area of the polygon.

• 6.25 mi²

• 8.75 mi²

• 7 mi²

• 10.25 mi²

What is the area of the parallelogram?

• 18 units²

• 20 units²

• 24 units²

• 30 units²

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

In an ordered pair the second number represents which axis?

• x

• y

In the ordered pair (4,9), which number is the y-coordinate?

• 4

• 9

• neither

• both

You are graphing Rectangle ABCD in the coordinate plane. Three vertices of the rectangle are A(6,9), B(3,9), and C(3,2).

• D (6,1)

• D (6,2)

• D (1,6)

• D (2,6)

Graph a polygon with vertices located at (0, 2), (5, −3), (−2, −4), and (−4, 0).