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Mathematics

Answered

Can someone tell me the answer to this???

Can Someone Tell Me The Answer To This class=

Answer :

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This is an isosceles triangle, which means both of the unknown angles have the same size. Sum of the angles in a triangle is 180. One is 40.
180 - 40=140
140/2=70
Now we can write the equation:
8x - 10 =70
8x=80
X=10

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