Question

99 POINTS AND BRAINLIEST! PLEASE EXPLAIN. Raphael saw a square patio that was 12-feet long on each side. He wants to build a patio that will be 15-feet long on each side. The change in the scale factor is: A) 1/15 B) 3/5 C) 4/5 D) 5/4 The change of scale means that 1 inch represented 4 feet, but now 1 inch represents feet: A) 5 B) 10 C) 12 D) 15

Answer 1

Answer:

5/4   5 ft

Step-by-step explanation:

We are going from 12 to 15

We need to multiply by

15 = k *12

Divide each side by 12

15/12 = k

5/4 = k

The scale factor is 5/4

1 in = 4 ft

Multiply the 4 ft by the scale factor

1 in = 4 * 5/4 = 5 ft

1 in = 5 ft

Answer 2

Answer:

Raphael saw a square patio that was 12-feet long on each side. He wants to build a patio that will be 15-feet long on each side.

The change in the scale factor is  

✔ 4/5

.

The change of scale means that 1 inch represented  4 feet, but now 1 inch represents  

✔ 5

feet.