Can someone tell me the answer to this???

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asked Apr 19, 2022 207k views

1 Answer

Richard McKechnie · Answer 1 · 2022-04-22T19:21:32+0000

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

Can someone tell me the answer to this???

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