A Philips's answer to Dharshini D/O Balaji's Primary 5 Maths Angles & Geometry Singapore question.
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When CD is a straight line,
Angle f = 180-20-50-90
= 20.
When AB is a straight line,
Angle e = 180-50-90-20
= 20.
Angle f = 180-20-50-90
= 20.
When AB is a straight line,
Angle e = 180-50-90-20
= 20.
Date Posted:
3 years ago
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