Answer:
C
Step-by-step explanation:
D, it increases then goes at a constant speed
Answer:
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<em></em>
Step-by-step explanation:
Given

--- distance from building
--- height of the building
Let the height of the building be H. So:


Make H the subject


The required height s:



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<em> --- approximately</em>
Answer: a,b, and c are the correct solutions
Step-by-step explanation:
You are substituting each (x,y) for the equation given. They must equal the same on both sides.