Answer:
(n/3)/4 =20
Step-by-step explanation:
i think this is what your looking for if not im sorry
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Mass = density* volume
since density= mass/volume then mass/volume*volume=mass
= 4.5*0.4 = 1.80g
Check the picture below, notice those three quadrilaterals.
the square, is really a rectangle and is also a rhombus, but with right-angles and equal sides.