Answer:
18.5 in
Step-by-step explanation:
Let x be the length of board.
Actual width of board,b=1.5 in
Height of board,h==5.5 in
Density of wood=0.021lb/cubic in
Weight of wood=3.2 lbs
We know that
Volume=
By using the formula
Volume of wood=
Volume of wood=
Using the formula
Hence, the length of board=18.5 in
0.1m there you go
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15-4=11
Step-by-step explanation:
Since the larger rectangle prism is 4 times the small one as showed then all you have to do is multiply 6 by 4 and you'll get 24 cubic cm hope it helped plz rate