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Measurement (Pri-5)

/ Measurements Tao Nan School / Others (2017)
10. The figure below shows 2 similar rectangles overlapping each other. The area of the shaded figure is 1/4 the area of the total figure. Find the area of the figure. 5 cm
Jo

October 7, 2018
 
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If shaded area is 14 of total area, the 3 visible rectangles are same size.Total area = 3 × shaded area= 3 × ( 5 × 12 ÷ 2 )= 90 cm2  (ans)
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October 8, 2018
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