A three-dimensional printing pen uses heated plastic to create three-dimensional objects. A kit comes with one 3D-printing pen a
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Speed (v) could be determined using this following formula
v = distance ÷ time
plug in the numbers
v =
v =
v = 9/3
v = 3
The speed is 3 miles per hour
v = distance ÷ time
plug in the numbers
v =
v =
v = 9/3
v = 3
The speed is 3 miles per hour