Equations

NZ Level 6 (NZC) Level 1 (NCEA)

Formulae and Substitution

The area of a rhombus is given by the formula $A=\frac{1}{2}xy$`A`=12`x``y`, where $x$`x` and $y$`y` are the lengths of the diagonals.

If the diagonals of a rhombus have lengths of $2$2 cm and $4$4 cm, find the area of the rhombus.

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Form and solve linear equations and inequations, quadratic and simple exponential equations, and simultaneous equations with two unknowns

Apply algebraic procedures in solving problems