Question

Use the Heron’s formula to find the area of the triangle.
HELP URGENT

Answer 1

68.09cm²

Explanation:

area = √(s * (s - a) * (s - b) * (s - c))

√(21.5* (21.5 - 10) * (21.5 - 14) * (21.5 - 19))

=68.088

*round*

=68.09