Which of the following is not true regarding an angle?

A. There are three major types of angles.
B. An angle must be less than 180 degrees.
C. An obtuse angle is one of the major types of angles.
D. An angle is formed by two intersecting lines.


Answer: B

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Answer the following statement true (T) or false (F)

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Most air-conditioning manufacturers specify that refrigerant lines should be:

A) Welded. B) Glued. C) Brazed. D) Soldered.

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What will be an ideal response?

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