Question

Find the height of a triangle whose base is 12mm and area 54mm

Answer 1

9mm is the height of the triangle.

Answer 2

Area of Triangle = 1/2 x base x height

$54 = \frac{1}{2} \times 12 \: \times h$
$54 = 6 \times h$
$\frac{54}{6} = h$
$9mm$