Area of square = 
where, 
is the side length of the square.
s must be positive since it is a side length, so the negative root of 81 is rejected.
Perimeter= 
Perimeter= 
Answer:
-0.55-0.05
Step-by-step explanation:
When you solve (0.25-0.3)-(0.8-0.25), you get -0.6. -0.55-0.05= -0.6
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➷ Just multiply the price by 3:
1.35 x 3 = 4.05
It would cost $4.05
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➶ Hope This Helps You!
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Answer:
204
Step-by-step explanation:
17 x 12=204
