If the sides of a triangle are 3x+4, 5x-2, x+9 then its perimeter is
A) 6x+7
B) 8x+2
C) 4x+13
D) 9x+11
Answers
Answered by
4
Answer:
9x+11
Step-by-step explanation:
(3x+4)+(5×-2)+(×+9)=9×+11
Answered by
2
Answer:
Option D) is correct
Step-by-step explanation:
Perimeter of /\ is a+b+c
(3x+4) +(5x-2)+(x+9)
=9x+11
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