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How did my teacher get 70?- like I don’t understand
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How did my teacher get 70?- like I don’t understand

How did my teacher get 70?- like I don’t understand-example-1
User Adam Bubela
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1 Answer

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Two sides of the triangle are identical
A triangle is 180 degrees
180-40 is 140
and then 140 divided by two is 70 (since the two angles that were remaining were identical due to the sides being identical)
I hope this helps!
User Rufinus
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