A survey of a plot of land is shown. The plot is to have a hedge along its border. Calculate how many metres of hedge are needed, to the nearest tenth of a metre?

The table shows the age and finish time of ten runners in a half marathon. identify the outlier in this data set. drag into the table the ordered pair of the outlier and a reason why that point is an outlier.

Segment an is an altitude of right δabc with a right angle at a. if ab = 2, squared 5 in and nc = 1 in, find bn, an, ac.

What are two numbers that have a sum of 15?