Question

A pair of corresponding sides of two similar pentagons have lengths of 14 cm and 21 cm. What is the ratio of the areas of the two pentagons?

Answer 1

I am really confused

Answer 2

what would the ratio be?

Answer 3

just of the two sides given.

Answer 4

14 and 21

Answer 5

so how can you reduce that? what can you reduce that by?

Answer 6

well I don't think so

Answer 7

do 14 and 21 have any factors in common?
14: 1, 2, 7, 14
21:,1, 3, 7, 12

Answer 8

to 7

Answer 9

so divide 14 by 7 and 21 by 7 and you get?

Answer 10

2/3

Answer 11

there is your ratio!

Answer 12

ok thank you so much

Answer 13

no prob :D lemme know if you need any more help!

Answer 14

ok