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an angle that is measured upwards from the horizontal plane.
an equation in which the highest power of a variable is 1. This means that the resulting graph...
two numbers (x; y) that indicate the position of a point in the Cartesian...
the notation (standardised set of rules and symbols) that allows us to describe an interval (of...
a measure of statistical distribution that represents half the difference between the first and...
the angle that a line makes with the positive x-axis measured in an anticlockwise...