Question

the drawing below is a scale drawing that shows the distance between two houses, a and b, in a neighborhood. the scale of the scale drawing is 1 in = 7 ft. on the scale drawing, the distance between house a and house b is 3 in. how many feet are actually between house a and house b? scale: 1 in = 7 ft. the actual distance between house a and house b is ft.

Explanation:

Step1: Identify the scale - factor

The scale is 1 in = 7 ft.

Step2: Multiply the scale - distance by the scale - factor

The scale - distance is 3 in. The actual distance $d$ is given by $d=3\times7$.
$d = 21$

Answer:

21