Graphing Polygons on Coordinate Plane

An unknown quadrilateral has these points: A(0,-3) B(6,-3) C(9,1) D(3,1) Based on your discoveries about the slopes of the sides, can this shape be a parallelogram?

• Yes

• No

What is the area of the figure?

• 15

• 16

• 13

• 11

Based on the answer to the last questions, Is EFGH a rectangle?

• yes

• no

What is the Area of the shape

______ units²

How do you find the area of a polygon in the coordinate plane?

• Add all of the units on the outside of the polygon

• Use the appropriate area formula to find the inside area of the figure.

What is the area of the triangle?

• 2.5 square units

• 3 square units

• 3.5 square units

• 4 square units

Calculate the perimeter of a rectangle with coordinates (1, 2), (5, 2), (5, 6), and (1, 6).

• 12

• 10

• 14

• 16

Find the area of the parallelogram.

• 12 units²

• 10 units²

• 13 units²

• 6 units

Classify the quadrilateral: S(-9, 14), T(1, 10), U(-3, 0), V(-13, 4)

• Parallelogram

• Rectangle

• Square

• Rhombus

• Did not complete this question

Three vertices of a parallelogram are located at (−4, 3), (1, −2), and (−1, 4). Which is NOT a possible locations of the fourth vertex?

• (-6, 9)

• (-2, -3)

• (5, -1)

• (4, -1)