Aw yew fong's answer to Anonymous's Primary 5 Maths Angles & Geometry Singapore question.
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Angle b = 180 - 55 - 52 = 73
Angle d = 180 - 60 - 70 = 50
Angle e = 65 (isosceles triangle)
Angle Y = 138, angle yzx = f
Angle f = (180 - 138)/2 =21
Hope is not too late.
Angle d = 180 - 60 - 70 = 50
Angle e = 65 (isosceles triangle)
Angle Y = 138, angle yzx = f
Angle f = (180 - 138)/2 =21
Hope is not too late.
Date Posted:
5 years ago
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