eoriel05 eoriel05

04-05-2024
Mathematics

Answered

Triangle D E F is shown. The length of E F is 3, the length of F D is 6, and the length of D E is 5.
Heron’s formula: Area = StartRoot s (s minus a) (s minus b) (s minus c) EndRoot

What is the area of triangle DEF?

2 StartRoot 2 EndRoot square units
2 StartRoot 14 EndRoot square units
6 StartRoot 22 EndRoot square units
12 StartRoot 77 EndRoot square units

Answer :

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