Rectangular 81233

A rectangular strip of paper measuring 4 cm x 13 cm is folded as shown. The two resulting rectangles have areas P and Q, where P = 2Q. Calculate the value of x.

Note divide the side of 13 cm by x and 13-x.

Correct answer:

x =  4.3333 cm

Step-by-step explanation:

a=4 cm b=13 cm  P=2Q  x=1+21 b=1+21 13=4.3333 cm

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