For example, the additive inverse of 12 is –12. The additive inverse of –3 is 3. Formally, the additive inverse of x is –x. Note: The sum of a number and its additive inverse is 0.
<span>(81)^0=1 your welcome
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Answer: 65.5 inches of the box is empty.
Step-by-step explanation:
Given : Diamter of circular pizza =10 inches
Then, radius =
Area of circle = 
Area of pizza = 
Side of square = 12 inches
Area of square = side x side.
Area of square = 12 x 12 = 144sq. inches.
Area of box empty = Area of square - Area of pizza
= 144-78.5 sq. inches
= 65.5 inches
Hence, 65.5 inches of the box is empty.