Sarin learns Perimeter, Area and Volume in school part 73 (Math Question)

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The blog postings are about the Singapore Math. The readers can learn from the postings about Solving Singapore Primary School Mathematics. The blog presenting the Math Concept, Math Questions with solutions that teaches in Singapore Primary Schools. You or the kids can acquire the skill of dealing with Math Modeling, Math Problem Solving and Problem Sum from Lower Primary School to Upper Primary School level after reading the blog postings. This posting is an upper primary school math question on Shape, and Area.

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

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

Challenge yourself with the question before look out for the given solution‼!

Upper primary school mathematics question UPQ312

The figure below is made up of a triangle and parallelogram. Find the area of the whole figure.

Solution:

 

 

 

 

The area of the figure is the sum of the area of a rectangle and a triangle as above shown

            ABCD is a parallelogram

            DC = AB = 12 cm

            The height of the triangle EDC = 30 – 15 = 15 cm                                       

            The area of the figure = 15 × 12 + ½ × 15 × 12 = 270 cm2

 

More Questions on Area. Click here….

More Questions on Shapes. Click here….

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