Question

Rectangle X is 5 cm long and 3 cm wide. Rectangle Y is similar to Rectangle X. What could be the dimensions of Rectangle Y?
A 15 cm long and 9 cm wide

B 10 cm long and 8 cm wide

C 15 cm long and 13 cm wide

D 10 cm long and 3 cm wide

Which one is it?

Answer 1

I think it is a, since 15 and 5 are dilated by 3, and 9 and 3 is dilated by a factor of 3.