Question

question 7 rectangle a measures 8 inches by 2 inches. rectangle b is a scaled copy of rectangle a. which of the following measurement pairs could be the dimensions of rectangle b? select the two correct answers. hint: to be a scaled copy, both the length and width must be multiplied by the same number. select the three correct answers. a 40 inches by 10 inches b 16 inches by 4 inches c 9 inches by 3 inches

Explanation:

Step1: Calculate scale - factor for option A

For option A, $\frac{40}{8}=5$ and $\frac{10}{2}=5$. The scale - factor is 5.

Step2: Calculate scale - factor for option B

For option B, $\frac{16}{8}=2$ and $\frac{4}{2}=2$. The scale - factor is 2.

Step3: Calculate scale - factor for option C

For option C, $\frac{9}{8}
eq\frac{3}{2}$. So it is not a scaled copy.

Answer:

A. 40 inches by 10 inches, B. 16 inches by 4 inches