the area of a square is equal to thrice of its perimeter. what is the side's length of the square?
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the area of a square is equal to thrice of its perimeter. what is the side's length of the square?
the area of a square is equal to thrice of its perimeter. what is the side's length of the square?
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Answer:
s=12
Step-by-step explanation:
area=s²
perimeter=4s
s²=3•4s
s²=12s
s²/s=12s/s
s=12
checking:
s²=(12)²=144
4s=4•12=48
s²=3•4s
144=3•48
144=144