# data[].attributes.body
straight line - a line traced by a point traveling in a constant direction; a line of zero curvature; "the shortest distance between two points is a straight line"

# data[].attributes.body
The concept of straight line

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Example of straight line graph

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Finding the gradient of straight line
https://youtu.be/INiORF3_Wb8

Finding the equation of straight line
https://youtu.be/uOboYVGdwVg

Finding the midpoint
https://youtu.be/ZpniYdrvNSs