Write the number 0.72 repeating as a fraction or mixed number.

8/11 is the fraction

To derive this simply put

72.727272/100 and it reduces to 8/11

Answer is:   area of the composite figure is  264 cm².1) top square a: 10 cm  · 10 cm = 100 cm².2) bottom rectangle b: 20 cm  · 6cm = 120 cm².3) middle rectangle c: 4 cm  · (10cm - 5 cm + 3 cm) = 32 cm².4) middle triangle d: 4 cm  · (20 cm - 4 cm - 3  cm -  5  cm - 2cm)  ÷ 2 = 12 cm².total area: a + b + c + d = 100 + 120 + 32 + 12 = 264 cm².