Acarpenter's sketch of a room does not include a scale. she measures a wall that has been built and finds that it is 51.2 feet long. on the blueprint, this wall is 8 inches long. what is the scale for this blueprint?

1 inch : 6.4 feet

Step-by-step explanation:

Since the wall is 51.2 feet tall, and then wall on the blueprint is 8 inches long, we can make a scale. So 8 in: 51.2 ft or 1 inch: 6.4 feet.

the answer for this question is 38

6, 10

9, -13

12, -21

18, -23

step-by-step explanation:

you just add 6 to the x-coordinate and subtract 10 from the y-coordinate.