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 Perimeter and Area.

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

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

**Upper primary school mathematics question UPQ358**

The figure below is made up of a semicircle with centre O, squares, trapeziums and an equilateral triangle ABC. Given that AD = DB = 11.75 cm and ∠ ABE = 135°,

(a) find the total shaded area of two blue squares.

(Correct your answer to 2 decimal places)

(b) find the total perimeter of the purple shaded regions.

(Correct your answer to 2 decimal places)

…Click here to read the solution…

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