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Primary 4 | Maths
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It's night and I lost most of my braincells
Date Posted: 5 years ago
Views: 429
angle EDF = 60deg
angle DGH = 78deg
angle GDH = 180 - 78 - 78 = 24deg
angle EDG = 60 - 24 = 36deg
angle DGH = 78deg
angle GDH = 180 - 78 - 78 = 24deg
angle EDG = 60 - 24 = 36deg
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First find angle GDF, by using properties of isosceles triangle.
Then using properties of equilateral triangle where each angle is 60*, minus off to find angle EDG.
Then using properties of equilateral triangle where each angle is 60*, minus off to find angle EDG.
Date Posted:
5 years ago
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