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Hunter-Best [27]
4 years ago
12

What is the length of side BC of the triangle? Make sure to show all of your work!

Mathematics
1 answer:
riadik2000 [5.3K]4 years ago
4 0
BC = 48

<c and <b are congruent (as shown in picture)
AC and AB are congruent because of Base Angles Theorem

Make an equation for the two side lengths:
x + 8 = 2x - 1
x - 1 = 8
x = 9

Then you can plug in for BC
3(17) - 3 
51 - 3
48 Units
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