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

What is the length of side BC of the triangle? Make sure to show all of your work-example-1
User Absqueued
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1 Answer

4 votes
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
User Ram Khumana
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