Unit 1A Final

Quadrilateral EFGH is a scaled copy of quadrilateral ABCD. Select all of the true statements.

Select all of the correct answers.

• Segment EF is twice as long as segment AB.

• Segment CD is twice as long as segment FG.

• The measure of angle HEF is twice the measure of angle DAB.

• The length of segment EH is 16 units.

• The area of EFGH is twice the area of ABCD.

Rectangle A measures 9 inches by 3 inches. Rectangle B is a scaled copy of Rectangle A. Select all of the measurement pairs that could be the dimensions of Rectangle B.

Select all of the correct answers.

• 4.5 inches by 1.5 inches

• 8 inches by 2 inches

• 10 inches by 4 inches

• 13.5 inches by 4.5 inches

• 90 inches by 30 inches

A scale drawing of a rectangular park is 5 inches wide and 7 inches long. The actual park is 280 yards long. What is the area of the actual park, in square yards?

• 35

• 200

• 1,400

• 56,000

Here is a polygon. Draw a scaled copy of the polygon using a scale factor of 1/2.

On a 1/4 sheet piece of graph paper, create your scaled copy. Turn the graph paper in to me when you complete the assessment. Make sure your name, date, and period is on the graph paper.

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The scale of a map says that 4 cm represents 5 km. What distance on the map (in centimeters) represents an actual distance of 4 kilometers?

• 3.2 cm

• 4 cm

• 5 cm

• 6 cm

The scale of a map says that 4 cm represents 5 km. What is the actual number of kilometers that is represented by 5 centimeters on the map?

• 6.25 km

• 5.5 km

• 6 km

• 5 km

There are two different maps of Ohio. The scale on the first map is 1 cm to 10 km. The distance from Cleveland to Cincinnati is 40 cm. The scale on the second map is 1 cm to 50 km. What is the distance from Cleveland to Cincinnati on the second map?

• 8 cm

• 20 cm

• 4 cm

• 2 cm

Elena wants to make a scale drawing of her bedroom. Her bedroom is a rectangle with length 5 m and width 3 m. She decides on a scale of 1 to 50 cm. What will be the dimensions of the scale drawing?

Remember: 100 cm: 1 m

• 10 cm by 5 cm

• 10 cm by 6 cm

• 10 cm by 7 cm

• 10 cm by 8 cm

Elena’s bedroom door is 0.8 m wide. How wide should the door be on the scale drawing?

Elena’s bed measures 4 cm by 3 cm on the scale drawing. What are the actual measurements of her bed?

• 2 m x 1.5 m

• 2 m x 3 m

• 4 m x 3 m

• 8 m by 6 m