saeneab7 saeneab7

15-12-2020
Mathematics

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

What is the length of BC Enter your answer in the box class=

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ara0420 ara0420

15-12-2020

Answer:

Line BC = 17

Step-by-step explanation:

Since Angle B and Angel C are congruent, the opposite lines are also congruent. (line CA is congruent to line BA)

Therefore:

x+9 = 2x -8

17 = x

x = Line BC

Line BC = 17

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