2 answers:
Answer:
option A is correct .
Step-by-step explanation:
<u>hope</u><u> </u><u>it</u><u> </u><u>helped</u><u> </u><u>u</u><u> </u><u>buddy</u><u> </u>
Given Fig.is a triangle
Perimeter is simply sum of the all sides of a triangle
1/3x + 7/x^2 + (x+2)/x
=[ x+ 21 + 3x(x+2)]/3x^2
= (x+ 21 + 3x^2 + 6x)/3x^2
= (3x^2 + 7x +21)/3x^2
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