What number has 300 tenths and 7 thousandths

How do the definitions, properties, and postulates you've learned about line segments, parallel lines, and angles to define the shapes of polygons

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An object is accelerating at a constant rate. its velocity in feet per second as a function of time in seconds can be modeled by the linear function v(t) = 2.5t. what does the dependent variable represent for this function? a) acceleration b) distance c) slope d) velocity