Question

Marks: 1
A holiday resort has rectangular-shaped pools, including a swimming pool for adults and a wading pool for children. The two pools are similar in shape and have dimensions, in meters, as shown in the figure below.

A rectangular swimming pool has length 30 and width 18. A similar rectangular wading pool has length x + 2 and width x.

What is the value, in meters, of x?
Choose one answer.
a. 3
b. 5
c. 7
d. 9

Answer 1

x=3

Answer 2

try to use a proportion

Answer 3

30/18=x+2/x

Answer 4

then just do cross multiplication

Answer 5

I think that's the answer and hope it helps

Answer 6

was it correct?