This blog is managed by Song Hock Chye, author of Improve Your Thinking Skills in Maths (P1-P3 series), which is published and distributed by EPH.

Wednesday, January 28, 2009

Tao Nan School P5 SA2 2007 Math Q44

ACEG is a square, not drawn to scale. Lines DF, CG and BH are parallel lines. Angle EFD is 45 degrees. Calculate
a) Angle CDF

b) Angle AHB


Angle EDF = (90 – 45) degrees
= 45 degrees

Angle CDF = (180 – 45) degrees
= 135 degrees (Answer)

Angle EFD = Angle AHB = 45 degrees (Answer)

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