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The elevation of city A is 60 feet above sea level; the elevation of city C is 12 feet above sea level. The elevation of city D is  of the elevation of city C.

Part A: Write an expression to represent the elevation, in feet, of city D. 

 

Part B: Solve the expression and explain why the answer is negative or positive.

 Feb 7, 2022
 #1
avatar+1365 
+1

Part A: \({1\over2}\times{12}=\color{brown}\boxed{6}\)

Part B: \(\color{brown}\boxed{\text{positive}}\)

 Feb 7, 2022
 #2
avatar+125 
0

But how is it positive 

Kakashi  Feb 7, 2022
 #3
avatar+1365 
+1

Parity Rules:

 

pos x pos = pos

pos x neg = neg

neg x pos = neg

neg x neg = pos

 

Both \(1\over2\) and \(12\) are positive, so the product must be \(\color{brown}\boxed{\text {positive}}\)

BuilderBoi  Feb 7, 2022
 #4
avatar+125 
0

Oh thank you so much for thislaugh

Kakashi  Feb 7, 2022

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