Syllabus bites – graphing direct proportion

Secondary KLA:
Mathematics
Educational levels:
Year 9

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This is the third in a series of Syllabus Bites related to direct and indirect proportion. Students draw graphs to represent relationships between variables in direct proportion. They associate the gradient of the graph with the constant of proportionality. They investigate practical contexts that give rise to direct proportion.

NSW syllabus outcomes

(MA5.2-1WM) selects appropriate notations and conventions to communicate mathematical ideas and solutions

(MA5.2-2WM) interprets mathematical or real-life situations, systematically applying appropriate strategies to solve problems

(MA5.2-5NA) recognises direct and indirect proportion, and solves problems involving direct proportion

Australian curriculum content descriptions

(ACMNA208) Solve problems involving direct proportion. Explore the relationship between graphs and equations corresponding to simple rate problems

More information

Resource type:
Interactive Resource
ScOT topics:
Direct proportion, Graphs (Data representation)
File type:
text/html
Language/s:
en-AU
Author:
State of NSW, Department of Education
Publisher:
State of NSW, Department of Education
Date created:
Thursday, 13 September 2018

Resource ID: e0ee496f-fcbc-45f2-8a73-e364fe7c89c1