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primary 5 | Maths | Angles & Geometry
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Siwei
Siwei

primary 5 chevron_right Maths chevron_right Angles & Geometry chevron_right Singapore

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Date Posted: 3 years ago
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Tutor May Ho, Ex MOE Trained
Tutor May Ho, Ex Moe Trained's answer
63 answers (Tutor Details)
1st
In folding paper, there willbe a line of symmetry. In this question, DF is the line of symmetry. Angle EDF = AngleFDC. Angle DCF =Angle DEF = 104degrees after unfolding. Angle DFC= Angle x