Agnes Tung's answer to Hannah Yin's Primary 5 Maths Angles & Geometry Singapore question.
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Angle DBC = 90-63=27 degree
h=180-35-27=118 degree
h=180-35-27=118 degree
Date Posted:
4 years ago
Why is it 180-27-35?
Where did 180 come from?
Where did 180 come from?
It is the sum angles of triangle. In a triangle, the sum of the angles will always be 180 degree.
Oh ok thanks
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