2 units
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Answer:
-5 + 3 = -2
Step-by-step explanation:
I don't really understand what you're trying to ask here...
Answer: 82 ft squared
Step-by-step explanation: The surface area is 2( wl + hl + hw)
so the width is 2 the length is 7 and the height is 3
so it's 2( 14 + 21 + 6) = 2(41) = 82
1 foot is shorter that 20 centimeters
