A photographer is planning to enlarge a photograph by a scale factor of 1:5 . The original photograph has an area of 154 square

Question

gladu [14]

3 years ago

7

A photographer is planning to enlarge a photograph by a scale factor of 1:5 . The original photograph has an area of 154 square

inches.
What is the area of the new photograph?

Enter your answer in the box.

Mathematics

1 answer:

uranmaximum [27] · Answer 1 · 2022-03-14T12:18:25+03:00

uranmaximum [27]3 years ago

6 0

Whenever you are given a scale factor, that factor will apply to each dimension and because area is a two dimensional measurement, you multiply the area by 5 twice (so x5 x5). This means the new area would be 154x5^2. The new area of the photograph is 3850 square inches.