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The three undefined terms are point, line, and plane. Thus, figure D represents an undefined term as it's a line.
Answer:
30m
Step-by-step explanation:
51-21=30 that is the length of the long piece
Answer:
x = 
Step-by-step explanation:
12y = 75 + 5x + 2x - 1
combine like terms:
12y = 74 + 7x
subtract 74 from both sides:
7x = 12y - 74
divide both sides by 7:
x = 
Answer:
that all persons held as slaves" within the rebellious states "are, and henceforward shall be free."