Sign up for FREE

Unit 1 Open-Up Summative

Last updated over 5 years ago

8 questions

Note from the author:

Open Up Resources - Unit 1 Summative.

1

1

1

1

1

1

1

1

Question 1

1.

Short Answer Question: Quadrilateral EFGH is a scaled copy of quadrilateral ABCD.
Select all of the true statements below.

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 DAB.

The length of segment EH is 16 units.

The area of EFGH is twice the area of ABCD.

Question 2

2.

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, and show or explain how you know. Write the correct answers as well as showing all your work in the "Show Your Work Space."

A. 4.5 inches by 1.5 inches

B. 8 inches by 2 inches

C. 10 inches by 4 inches

D. 13.5 inches by 4.5 inches

E. 90 inches by 30 inches

Question 3

3.

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 square yards

200 square yards

1,400 square yards

56,000 square yards

Question 4

4.

Here is a polygon. Draw a scaled copy of the polygon using a scale factor of 1/2 in the "Show Your Work Space."

Question 5

5.

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

 3.2 cm

2.3 cm

4.1 cm

5.4 cm

Question 6

6.

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?

5.75 km

6.25 km

4.95 km

7.15 km

Question 7

7.

There are two different maps of Ohio.
The scale on the first map is 1cm 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?

A) 10 cm B) 9 cm C) 8 cm D) 7 cm

10 cm

9 cm

8 cm

7 cm

Question 8

8.

Elena wants to make a scale drawing of her bedroom. Her bedroom is a rectangle with a length of 5 m and a width 3 m. She decides on a scale of 1 to 50. Be sure to answer all parts on the "Show Your Work Page".

A) Draw and label the dimension of a scale drawing of Elena's bedroom, using a scale of 1 to 50.

B) Elena's bedroom door is 0.8 m wide. How wide should the door be on the scale drawing?
Explain how you know?

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