Fill the gaps on straight lines

Exercise and reference answers

Missing parts

1. Answer

   inclination

   Choices

   1. inclination
   2. declination
   3. elevation

2. Answer

   slope

   Choices

   1. slope
   2. chord
   3. radius

3. Answer

   equal

   Choices

   1. equal
   2. opposite
   3. unequal

4. Answer

   one

   Choices

   1. one
   2. two
   3. ten

Complete the statement

The angle with the x-axis is the {0}. Its tangent is the {1}. Parallel lines have {2} slopes. Perpendicular slopes multiply to minus {3}.

Instructions

Tap a word to drop it into the empty slot.

Explanation