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primary 6 | Maths
| Geometry
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Date Posted: 5 years ago
Views: 344
angle ADE = 180 - 140 = 40 deg
angle AED = 180 - 30 - 40 = 110 deg
angle DEF = 180 - 110 = 70 deg
angle CFE = angle EAD = 30 deg
angle AED = 180 - 30 - 40 = 110 deg
angle DEF = 180 - 110 = 70 deg
angle CFE = angle EAD = 30 deg
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Date Posted:
5 years ago
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