Trinity has an 80/1 scale drawing of the floor plan of her house. On the floor plan, the dimensions of her rectangular living ro
om are 1 7/8 inches by 2 1/2 inches. Which of the choices below could represent the dimensions of her actual living room. A 140 inches by 200 B 150 inches by 200 C 150 inches by 140 inches D 140 inches by 180 inches
We know that her living room has the shape of a rectangle and its dimensions on the floor plan are:
by
We can convert from mixed numbers to decimal numbers:
We know the scale drawing of the floor plan of Trinity's house is , then, we need to multiply the dimensions of her living room on the floor plan by in order to get the dimensions of her actual living room:
Therefore, the dimensions of her actual living room are: