Sarin learns Shapes and Solids in school part 26 (Math Question)

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The blog postings are about the Singapore Math. The readers can learn from the postings on Solving Singapore Primary School Mathematics. The blog presenting Math Concept, Math Questions with solutions that teaches in Singapore Primary Schools. You or your kids can learn deal with Math Modeling, Problem Sum from Lower Primary School to Upper Primary School level. This posting is a primary school math question on Angle and Shape.

Read the posting on Sarin learns Lines and Angles (Math concept) to understand the concept of lines and angles. Read also the posting on Sarin learns Shapes and Solids in school (Math Concept) to know about shapes. 

Upper primary school mathematics question UPQ174

The figure shows a quadrant. Find

            (a)  ∠ x.

            (b)  ∠ y.

 

Solution:  

             

            For a quadrant, ∠ w = 450

            ∠ x = 130 + 450 = 580

            ∠ z = (1800 – 580 – 580)/2 = 640

            ∠ y = 900 – 640 = 260

      More Angles and Shapes Questions. Click here…

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