True or false: reading the chapter's scope

Exercise and reference answers

Questions

1. Statement is true

   Yes

   Statement

   This chapter defines direction cosines and direction ratios.

2. Statement is true

   Yes

   Statement

   This chapter defines skew lines.

3. Statement is true

   Yes

   Statement

   This chapter gives the vector equation of a line.

4. Statement is true

   No

   Statement

   Direction cosines can exceed 1 in size.

5. Statement is true

   Yes

   Statement

   A direction cosine may be negative.

Explanation