Triangle ABC is isosceles. What is the length of segment BC?
2 answers:
Became the triangle is isosceles AB and BC are equal to each other. Meaning if we solve for x by creating an equation and then substitute x into the equation for BC we will get our answer l.
ANSWER
EXPLANATION
The given triangle has side
and
We were given that the triangle is an isosceles triangle.
This means that these two sides are equal.
We therefore form the equation below and solve for the value of x.
We group like terms to get,
This implies that,
We substitute this value into the expression for side BC to get ,
The correct answer is C.
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