Linear equations concepts

State the general form of a linear equation

Select the linear equation

Identify the equation of this graph

Choose the gradient of this line equation.

The distance formula for 2 Cartesian points employs which concept.

• Pythagoras' Theorem

• Congruency

• Trigonometry

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Choose the formula that calculates the midpoint of 2 Cartesian points.

The midpoint formula for 2 Cartesian points employs what concept.

• Median

• Average

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• Mode