Mathematics/ Scale Drawing

 Subject: Mathematics

Grade: 6

Theme/Strand: Measurement

Focus Question: How do I calculate and use the various measurements around me?

Scale drawing is a representation of an actual object. It is a reduction or an enlargement of a two-dimensional drawing. The scale of a drawing is the ratio that compares the length of the drawing to the actual object.

Click on the link and learn


Observe the examples


        


Let's work

Tier 1
Calculate the actual distance for the following places. Using a scale of 1cm = 30 Km , find the actual distance of each place.

PLACES                                                                                                    MEASUREMENT    ACTUAL DISTANCE 
 Black River to Santa Cruz                              2.5 cm  
 Santa Cruz to Christiana                              3.5 cm  
 Portmore to Harbour View                             3    cm

Tier 3 Select the best response

1. If a map scale is 1 cm = 3 km and the distance on the map between two towns is 5 cm, what is the actual distance?

  • A. 8 km
  • B. 15 km
  • C. 3 km
  • D. 5 km
 2. A map shows that Whitehouse and Petersville are 7 cm apart. The scale is 1 cm = 10 km. How far apart are the communities in real life?
  • A. 70 km
  • B. 700 km
  • C. 100 km
  • D. 140 km
3. If the scale is 1 cm = 2.5 miles and two landmarks on the map are 4 cm apart, what is the real distance between them?
  • A. 10 miles
  • B. 6 miles
  • C. 8 miles
  • D. 2 miles
Tier 2
Given a scale of 1 cm = 8 km, calculate the following. Show your calculations below

1. The actual distance between City A and City B if they are 9 cm apart.

2. A delivery route on this map shows stops 10 cm apart. How many kilometers does the delivery route cover in total?

Extension Activities
Liveworksheet:  https://www.liveworksheets.com/w/en/math/1327346  
Scale Drawings 7269327 | Kum Kanadei Kpwe Alang | Live


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