Pre-test 24: area on the coordinate plane

How many square units is the area of rectangle ABCD if its length is 5 units and its width is 6 units?

• 11 square units

• 30 square units

• 15 square units

• 56 square units

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Which coordinates would you use to find the horizontal distance between two points on a coordinate plane?

• The x-coordinates

• The y-coordinates

• Both x- and y-coordinates

• The sum of the coordinates

Tags

CCSS.6.G.A.3

If you want to find the vertical distance between points C and D, which coordinates should you compare?

• The x-coordinates of C and D

• The y-coordinates of C and D

• The x-coordinates of A and B

• The y-coordinates of A and D

Tags

CCSS.6.G.A.3

How can you verify that a rectangle drawn on the coordinate plane has an area of 24 square units?

• Multiply the length and width to see if the product is 24.

• Add the coordinates of all corners.

• Count the number of grid lines on one side.

• Subtract the y-coordinates from the x-coordinates.

Tags

CCSS.6.G.A.3

How did you locate the fourth corner to sketch the rectangle?

• By guessing the position

• By connecting the dots randomly

• By matching the x- or y-coordinates of the given points to form right angles

• By drawing a circle through the points

Tags

CCSS.6.G.A.3

How do you use absolute value to find the distance between (–2, –2) and (–2, 5)?

• Find the absolute value of the difference in y-coordinates

• Find the absolute value of the difference in x-coordinates

• Add the x- and y-coordinates

• Multiply the x- and y-coordinates

Tags

CCSS.6.NS.C.8

What is the base length of the parallelogram in the example? How did you find the base length?

• 6 units; by counting the distance between (0,0) and (6,0) on the x-axis.

• 5 units; by counting the distance between (0,0) and (0,5) on the y-axis.

• 9 units; by counting the distance between (0,0) and (9,0) on the x-axis.

• 3 units; by counting the distance between (0,0) and (3,0) on the x-axis.

Tags

CCSS.6.G.A.3

Three corners of a rectangular park are located at (–3, 1), (4, 1), and (4, –2). What are the coordinates of the fourth corner?

• (–3, –2)

• (1, 4)

• (–2, 4)

• (1, –3)

Tags

CCSS.6.NS.C.8

What is the perimeter of the rectangular park with corners at (–3, 1), (4, 1), (4, –2), and (–3, –2)?

• 20 units

• 18 units

• 14 units

• 24 units

Tags

CCSS.HSG.GPE.B.7

How does plotting points for three corners of a rectangle help you find the fourth corner?

• It helps you see the pattern and location of the missing corner.

• It makes the rectangle disappear.

• It changes the shape to a triangle.

• It colors the rectangle.

Tags

CCSS.6.G.A.3