Sagot :
✏️[tex]\huge\color{black}{\mathtt{{ANSWER}:}}[/tex]
144 cm
Further Explaination :
➡Also, the unit of a triangle's perimeter is the same as the units of the lengths of its sides. In case, the units of lengths of its sides are different, then first convert them into the same unit
Step in Solving:
Please look at the picture. Step by step solving.
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