Sk29
Sk29
15-01-2017
Mathematics
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Answer the question no.10
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MeganLouise
MeganLouise
15-01-2017
If AB=AC then It is an isocoles triangle. Because of this, Angle ABC=ACB, meaning they are both 60°. This means that Angle BAC is also 60°. Becasue of circle theorms, the angle BOC=2BAC so angle BOC=120°
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