Question

A rectangle is divided into four rectangles with area 70,36,20 and x. The value of x is:

Answer 1

Answer:

areas are in proportion

$\frac{70}{x} = \frac{36}{20}$

$70 \times 20 = 36 \times x$

$1400 = 36x$

$\frac{1400}{36} = x$

$\frac{350}{9} = x$