AC9M7A04Year 7AlgebraPractised on site

AC9M7A04 — Year 7 Algebra

Official Curriculum Content Description:

describe relationships between variables represented in graphs of functions from authentic data

Worked Examples (1)

Example 1Interpreting Travel Graphs

On the distance-time graph, at what time did the traveller reach point

B

(

63\text{ km}

from home)?

Diagram not accurately drawn

Correct Answer:

5\text{ h}

Accepted: A unit is optional (h accepted).

Worked Solution:

1. Locate point

B

on the graph. 2. Read downwards from point

B

to the horizontal time axis:

t = 5\text{ h}

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