A triangle has sides with lengths: 4, 12, and 7. How do you find the area of the triangle using Heron's formula?
1 Answer
Jan 31, 2016
Such a triangle doesn't exist...
Explanation:
All sides of a triangle must b shorter than the other two sides added together(Triangle inequality theorem).
(4+12>7)correct!
(12+7>4)correct!
(7+4<12)wrong!
