Find the mean of this set of numbers.
5, –11, 7, 12, –1, 0
a.
6
b.
2
c.
–2
d.
–6

Which best describes the construction of a triangle if given the segment lengths of 2 cm, 3 cm, and 5 cm? a) unique triangle b) cannot be determined c) triangle not possible d) more than one triangle