Sign up for FREE

Unit 4 Lesson 1

Last updated over 5 years ago

9 questions

2

3

8

4

2

2

2

4

4

Question 1

1.

A rectangle has a height to width ratio of (3 : 4.5). Give two examples of dimensions for rectangles that could be scaled versions of this rectangle.

Question 2

2.

One rectangle measures 2 units by 7 units. A second rectangle measures 11 units by 37 units. Are these two figures scaled versions of each other? If so, find the scale factor. If not, briefly explain why.

Question 3

3.

Ants have 6 legs. Elena and Andre write equations showing the proportional relationship between the number of ants, A, to the number of ant legs, L. Elena writes A = 6 x L and Andre writes L = 1/6 x A. Do you agree with either of the equations? Explain your reasoning.

Use the tables below to help you solve your problem

Question 4

4.

On the grid, draw a scaled copy of the quadrilateral ABCD with a scale factor of (2/3).

Sovle each equation mentally

Question 5

5.

Question 6

6.

Question 7

7.

Question 8

8.

Lin has a scale model of a modern train. The model is created at a scale to 1 to 48.

a) The height of the model train is 102mm. What is the actuale height of the train in M?

Question 9

9.

b) On the same scale model, the distance between the wheels on the left and the wheels on the right is 1 1/4 in. The state of Wyoming has old railroad tracks that are 4 1/2 ft apart. Can the modern train from above travel on those tracks? Explain your reasoning