State whether the following equations are true or false:
Does the following expression hold for any choice of k or m?
\sqrt{k}+\sqrt{m} = \sqrt{k+m}
Simplify the following:
Simplify the following:
Simplify the following:
Simplify the following:
Find the perimeter of the triangle in simplified surd form.
An athlete is participating in a race around the track shown in the diagram, which has dimensions in kilometres.
What is the length of one lap around this race track?