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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



The answer is B

Respuesta :

fanare2513

Answer:

B. [tex]2\sqrt{14}[/tex]

Step-by-step explanation:

Plug it in Heron's formula.

Ver imagen fanare2513

Answer:

2 StartRoot 14 EndRoot square units

Step-by-step explanation: i just did it :)

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