Respuesta :
Answer:
Step-by-step explanation:
Let us discuss meaning of [tex]0[/tex] in every situation one by one
A decrease of [tex]250[/tex] attendees means [tex]-250[/tex] from [tex]0[/tex]
the running back loses [tex]7[/tex] yards on his carry means [tex]-7[/tex] from [tex]0[/tex]
a deposit into my savings account for [tex]\$55[/tex] means [tex]+55[/tex] from [tex]0[/tex]
a drop in temperature of [tex]9[/tex] degrees overnight means [tex]-9[/tex] from [tex]0[/tex]
Austin, Texas is [tex]425[/tex] feet above sea level means [tex]+425[/tex] from [tex]0[/tex]
The number line is a diagrammatic abstraction of real numbers
The number 0 is used as a reference point to indicate the starting point of a measurement
The meaning of 0 in each situation are as follows;
- A decrease of 250 attendees
The given measurement indicates the amount by which attendees are decreasing therefore, the number 0, here represents that the number of attendees remains unchanged, no decrease
- The running back loses 7 yards on his carry
The statement indicates the measure of loss incurred by the running back
Therefore, 0 means that the running back did not lose any yards the yardage total remains the same
- A drop in temperature of 9 degrees overnight
The statement is with regards to temperature decrease
Here the number 0 means no change from the initial temperature at the start of the night or that there is no drop in temperature
- Austin, Texas is 425 feet above sea level
Here, 0 refers to the sea level
Learn more about the number line here:
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