thesuaveegg
thesuaveegg
11-04-2018
Mathematics
contestada
Solve this, explain your choice.
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mkryukova19
mkryukova19
11-04-2018
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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