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Today, 03:02

Is the following statement a good definition? Why?

An obtuse angle is an angle whose measure is greater than 90°.

A No, it is not. The statement contains false information.

B Yes, it is. The definition is reversible.

C Yes, it is. All obtuse angles have measures greater than 90°.

D No, it is not. A straight angle has a measure greater than 90°, but it is not an obtuse angle.

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Answers (2)
  1. Today, 04:30
    0
    D No, it is not. A straight angle has a measure greater than 90°, but it is not an obtuse angle.

    The sentence should say: An obtuse angle is an angle whose measure is greater than 90° but less than 180°
  2. Today, 06:30
    0
    Ya I think its a pretty good answer, but you should add some more information, like what degree an obtuse angle begins and ends.
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Home » Mathematics » Is the following statement a good definition? Why? An obtuse angle is an angle whose measure is greater than 90°. A No, it is not. The statement contains false information. B Yes, it is. The definition is reversible. C Yes, it is.
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