Solve this, explain your choice.

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asked Sep 20, 2019 36.7k views

1 Answer

Adnan · Answer 1 · 2019-09-25T01:41:48+0000

because the triangles are congruent,
all their corresponding sides are equal,
so 2x-9=x+5, x=14

first side : x+5=14+5=19
second side: 15
third side: 8
P = 19+8+15= 42 Answer is D

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