Log in
Sign up for FREE
arrow_back
Library

Unit 3A Retest Big Idea 2 - Scale Factor

star
star
star
star
star
Last updated over 1 year ago
6 questions
1
1
A.2.a
1
A.2.a
1
A.2.a
1
1
A.2.a
Question 1
1.
Caclulate the scale factor.

The scale factor is _______ .
Question 2
2.

Rectangle ABCD and Rectangle UVWX are similar. If Rectangle ABCD has a width of 8 feet and a length of 12 feet, what must be the length and width of the scaled copy Rectangle UVWX?


Question 3
3.

A photograph (scaled copy) of a postage stamp measures 8in. by 10 in. If the scale factor is 2, how many times larger than the stamp area will the area of the photo be?

Question 4
4.

Question 5
5.

Question 6
6.
MarĂ­a wants to build a triangular sculpture, represented by triangle SCU. She wants to sketch a drawing to scale, so she can get feedback on the design before starting to build it, using a scale factor of 0.5 inches = 20 meters.



What is the length of side U'S' ?_______ meters
What is the length of side S'C'? _______ meters
What is the length of side U'C'?_______ meters
Width: 8 feet, Length: 48 feet
Width: 16 feet, Length: 24 feet
20
Which of the triangles are scaled copies?

Copy 1
Copy 2
Copy 3
Copy 1 & 2
Copy 2 & 3
Copy 1 & 3
Copy 1, 2, & 3
37 units
40 units
42 units
100 units