Question

Use the scale factor to find the length of the image.

scale factor: 8

length of figure = 10 yd

length of image = ___

A. 8 yd
B. 1/8 yd
C. 80 yd
D. 1/80

Answer 1

You have that the scale factor is 8 and the length of the figure is 10 yards. Therefore, to solve this exercise, and calculate the length of the image, you must follow the proccedure below:

1. If the scale factor is 8, this means that lenght of the image is 8 times bigger.

2. Keeping this on mind, you only have to multiply 8 by 10 yards, as below:

Length of the image=8x10 yards
Length of the image=80 yards

3. Therefore, the answer is the option C:

C. 80 yd