Neco 2019 Geography Question 2

Practice practical question 2 from the 2019 Neco Geography examination. This question covers Scale .

Neco 2019 Geography Practical
Topic: Scale
Question 2 NECO • 2019 • GEOGRAPHY • practical

A rectangular garden measures 36 m in length and 24 m in width. A student is required to produce a scale diagram of the garden on A4 paper using a scale of 1 : 200. The student draws the diagram with a ruler and records the following observations: - The perimeter of the diagram measured with a ruler is 30 cm. - The student later discovers that the scale used was mistakenly 1 : 250. Answer the following:

Question Parts

( a )
State the dimensions of the garden diagram in centimetres when the correct scale of 1 : 200 is applied.
( b )
Calculate the percentage error in the area of the diagram that results from using the incorrect scale of 1 : 250 instead of 1 : 200.
( c )
Using the measured perimeter of 30 cm and the correct scale, determine the actual perimeter of the garden in metres. Explain one possible reason why the measured perimeter differs from the theoretical perimeter of the correctly drawn diagram.
( d )
Suggest two practical precautions the student should observe when constructing scale diagrams of real‑world objects.

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About This Question

This is Neco 2019 Geography Question 2. It is one of the practical questions from the 2019 Neco Geography examination.

The question covers Scale .

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