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11 votes
Mariko has an 1:80 scale-drawing of the floor plan of her house. On the floor plan, the dimensions of her rectangular living room are

1 7/8 inches by 2 1/2 inches.

What is the area of her real living room in square inches? Show work to explain how you found your answer.

User Yugo
by
2.7k points

2 Answers

11 votes

Answer:

14000

Explanation:

multiply by 80, and then multiply the height and width together to get your answer!

User Joe Kennedy
by
4.2k points
11 votes

Answer:1 inch is actually 80 inch so:

1 7/8 x 80 is true length of side 1 and

2 1/2 x 80 is true length of side 2 of room

Explanation:

the area is side 1 x side 2 in sq inches

then change square inches to square feet for your final answer

User Farhan Salam
by
3.5k points