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Please help me with this question

image attached

Please help me with this question image attached-example-1
User NetraSW
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1 Answer

3 votes

Answer: (D) 9

Explanation:

This is an isosceles triangle. Since the legs are congruent, then the base angles are congruent.

9x + 3 = 84

- 3 -3

9x = 81

÷9 ÷9

x = 9

User Eduard Brokan
by
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