Answer:
√18
Step-by-step explanation:
Ok, there's 5 squares that make up the box since the top's missing, so do:
90/5 --> 18
Since squares are simply length^2 to get the area, square root this value to give you your answer for each side length of this box:
√18
The answer is one (A)
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Answer: You are correct
Step-by-step explanation:
Did the math
Answer:
9x, 8x+12
Step-by-step explanation:
x(2x+7)-2x(x-1)
=> 9x