Answer:
Option D, , since the answer is 4 which is a rational number considering that it's a whole number
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Which choice is a net of a triangular pyramid? A B C
1 answer:
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Answer:
627200LJ
Step-by-step explanation:
Height of box=5 m
Side of square base=4 m
Volume of rectangular box=
Using the formula
Volume of rectangular box=
Density of material=
We know that
Using the formula
Mass of rectangular box=
Gravity=
Weight of rectangular box,F=
Let L be the vertical distance traveled by box
Total work done =
Therefore,total work done against gravity ==627200 L J
Hence, the box requires work against gravity=627200LJ