Question

Quadrilateral P is mathematically similar to quadrilateral Q.

(a) Calculate the value of r.
Please answer asap!​

Answer 1

Explanation:

The diagram does not define r. Nor is it spoken of anywhere else.

So my guess is that r multiplied by P gives Q.

r = 12/8 = 1 4/8 = 1 1/2 = 3/2

Oh! x

8/12 = 5/x Cross multiply

8x = 12 * 5 Combine on the right

8x = 60 Divide by 8

x = 60/8 = 7 4/8 = 7 1/2 = 7.5