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What is the length of side BC of the triangle? Enter your answer in the box.

What is the length of side BC of the triangle? Enter your answer in the box.-example-1
User Jonashackt
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You set the equiangular triangles equal to each other
User Tomas Grosup
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The triangle is an equiangular triangle so that means it must be an equilateral triangle.

3x - 3 = x + 8

2x = 11

x = 5.5

BC = 3(5.5) - 3

BC = 13.5

User Secondubly
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