Question

Which polygons are not similar?
A) http://static.k12.com/calms_media/media/1571500_1572000/1571944/1/e698f2da5692d666f08cce6e08bc9c534cb74b53/MS_IMC-141210-110101.jpg
B) http://static.k12.com/calms_media/media/1571500_1572000/1571945/1/983a0dc7ccdd698f38626008ceba1ce892ef574f/MS_IMC-141210-110102.jpg
C) http://static.k12.com/calms_media/media/1571500_1572000/1571946/1/e7dc0b5637decfb43f27e37661d259d72dc88e18/MS_IMC-141210-110103.jpg
D) http://static.k12.com/calms_media/media/1571500_1572000/1571947/1/82b31b7cd1fe1c025385b85ad0ea0b7bc69fb0bc/MS_IMC-141210-110104.jpg

Answer 1

See if the ratios of the sides are the same, if they are, they're similar, if they aren't, they're not similar.

A)
\(\sf \dfrac{6}{3} = \dfrac{2}{1}\)

B)
\(\sf \dfrac{4.48}{2.24} = \dfrac{4}{2}\)

C)
\(\sf \dfrac{5}{3} = \dfrac{4}{2}\)

D)
\(\sf \dfrac{4}{1} = \dfrac{4}{1}\)

Answer 2

Divide the fractions and see if they're equal.

Answer 3

im gonna say C? @iGreen

Answer 4

Correct