Question

Given the two polygons are similar, calculate the value of x.


4.1

5.98

6.43

6.98

Answer 1

@butterflydreamer

Answer 2

@Michele_Laino

Answer 3

here we have to solve this proportion:
\[7:5 = 9:x\]

Answer 4

what is x?

Answer 5

what are the colons supposed to be

Answer 6

wait i got it is it 6.42?

Answer 7

that colons stand for division, nevertheless I can rewrite that proportion as follows:
\[\frac{7}{5} = \frac{9}{x}\]

Answer 8

that's right! Better is 6.43

Answer 9

yes thanks :D

Answer 10

thanks! :)