Question

Marie has a small copy of Renny Margaret's famous painting the Schoolmaster her copy has the dimensions of 2 inch by 1.5 in the scale of the copy is the one in 40 cm find the dimensions of the original painting ​

Answer 1

The answer is 743.4 square inches

Explanation:

1. find the length- 2 x 40=80 cm

2. find the width- 1.5 x 40= 60cm

3. find area (Length x width)- 80 x 60= 4800 square cm

4. find length but in inches- 1in=2.54cm length=80/2.54 = 31.5 inches

5. find width but in inches- width= 60/2.54= 23.6 inches

6. Find area(length x width)- 31.5 x 23.6= 743.4 square inches