Which is not a true proportion?

C

Step-by-step explanation:

The answer is C

Step-by-step explanation:

If you look at the other ratios you can see a common pattern.

The top and the bottom have been multiplied by the same number.

Example: 1/2 and 7/14. Both 1 and 2 were multiplied by seven to make a true proportion.

So answer C was the only one that wasn’t multiplied by the same number.

squares, rhombus, rectangles