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3434/1818.However, a more reasonable expression is "A piece of wood board which is nearly two thirds of a mile long is so unlikely that I must have made a mistake in recording its length and so I had better do it again!"
7
30/3.75= 8
60 feet
You can get at most eleven pieces if your saw has any width at all. (5.5 * 12 = 66 but then the kerf (the saw cut width) is not taken into account.
3434/1818.However, a more reasonable expression is "A piece of wood board which is nearly two thirds of a mile long is so unlikely that I must have made a mistake in recording its length and so I had better do it again!"
If the question means "Can the three pieces of wood be placed together to form a triangle", which I suspect it does, the answer is No. In a triangle, any two sides must be longer than the other. 4 + 7 is not longer than 13, so they could not meet is one was joined to a different end of the 13 inch board.
20.8
12
rake board
12
board
wood
7
A long piece of sawed lumber or wood is called board
She will need three pieces, as she will be able to make two shelves with each piece of wood.
....board....