3 years ago

Calculate the new area using a scale factor of 3.

Mathematics

1 answer:

Ludmilka [50]3 years ago

8 0

Answer:

315

Step-by-step explanation:

Using a scale factor of 3 basically means just multiply the length and the width by 3.

So instead of 5 * 7, we are doing 15 * 21.

15 * 21 = 315

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