Sarin learns Perimeter, Area and Volume in school part 20(Math Question)

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You can read posting Sarin learns Perimeter, Area and Volume in school(Math Concept) to learn the concept of perimeter, area and volume.

Read also posting on Sarin learns Shapes and Solids in school (Math Concept) to know about shapes.

Upper primary school mathematics question UPQ103

The figure is made up of 4 identical rectangles.  Find the area of the shaded part.

Solution:

 

 

The figure is formed by 4 identical rectangles,

The area of the shaded part can be re-aligned as shown.

The area of the shaded part is equal to ¼ of the figure or the area of one of the identical triangle.

The area of the figure = 6 × 10 = 60cm2

The area of the shaded part = 60 ÷ 4 = 15cm2

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