Question

A triangle has an area of 114.6 square kilometers and a height of 12 kilometers. What is the length of the base?

Answer 1

base = 19.1 km

Explanation:

start with formula:

A = bh/2

plug in what's known:

114.6 = 12b/2

114.6 = 6b

b = 114.6/6

b = 19.1