← Essential Mathematics / 2 Measurements and Geometry

2.5 Scale Drawing 3

Essential Mathematics · Grade 11 · 8 lessons in the design

What you will be able to do

  • write linear scales in statement and ratio form in different situations
  • interpret linear scales in statement and ratio form in different situations
  • convert linear scale from statement form to ratio form and ratio form to statement form
  • determine the bearing of a point from another point
  • make scale drawings in different situations
  • apply scale drawing in real life situations
  • recognise the use of scale drawing in maps

Key questions

“How do we use scale drawing in real life situations?”

Lessons

The titles are open to everyone. Reading a lesson needs an account — sign in or create one.

  1. Scales in statement form
    40 min · 1 practice tasks · quiz
    Write and read a linear scale in statement form and use it on a map.
  2. Scales in ratio form
    40 min · 1 practice tasks · quiz
    Write a linear scale as a ratio and convert between statement and ratio form.
  3. Using a scale to find distances
    40 min · 1 practice tasks · quiz
    Use a scale to turn a map length into a ground distance and back.
  4. Three-figure bearings
    40 min · 1 practice tasks · quiz
    Measure and state a bearing as three figures clockwise from north.
  5. Back bearings
    40 min · 1 practice tasks · quiz
    Find the bearing of a return journey from the outward bearing.
  6. Making a scale drawing
    40 min · 1 practice tasks · quiz
    Draw a plan or a triangle accurately from real lengths and a chosen scale.
  7. Drawing a route
    40 min · 1 practice tasks · quiz
    Draw a two-leg route from bearings and distances and measure the result.
  8. Scales on maps and plans
    40 min · 1 practice tasks · quiz
    Use scale drawing on maps and building plans and choose a sensible scale.