Sarin learns Lines and Angles in school part 8 (Math Question)


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 aquire the skills 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 Lines and Angles.

Read the posting on Sarin learns Lines and Angles (Math concept) to understand the concept of lines and angles.

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

Upper primary school mathematics question UPQ286

In the figure, AB // CD, ∠ EFH = 115° and ∠ GHD = 1400. AB, CD, EF and GH are all straight lines. Find

(a) ∠ AJE and;

(b) ∠ EJH.







                        AB//CD and EF is a straight line

                        ∠ AJF = ∠ EJB = ∠ EFH = 1150

                        ∠ AJE = 1800 – 1150 = 650

                        AB//CD and GH is a straight line

                        ∠ BJH = 1800 – 1400 = 400

                        ∠ EJH = 1150 + 400 = 1550

More Questions on Lines and Angles. Click here….


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