Question

The rectangles shown are similar.

What is the value of x?



A.
7

B.
8

C.
6

D.
12

Answer 1

I think D.

Answer 2

Think again.

Answer 3

We set up a proportion.

\(\dfrac{x}{24} = \dfrac{5}{15}\)

Multiply 24 to both sides:

\(\dfrac{24 \times 5}{15}\)

Answer 4

Or... 6!

Answer 5

Simplify that and you get your answer..

Answer 6

8?

Answer 7

Now you're thinking

Answer 8

Yep, 8 is correct.