Knock out the true statements

Exercise and reference answers

Questions

1. Question

   Eliminate the true statements about angles.

   Choices

   1. Item

      A clockwise turn gives a positive angle

      Correct

      Yes

   2. Explanation

      That is what the point the ray turns about is called.

      Item

      The point of rotation is called the vertex

   3. Explanation

      Both are named as the commonly used units of angle.

      Item

      Degree and radian are both angle measures

   4. Explanation

      Both are defined for all real numbers.

      Item

      Sine and cosine accept every real number

Instructions

Remove the statements that are true. One false one should survive.

Explanation