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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
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1 vote
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

User Cphilpot
by
6.9k points

2 Answers

4 votes

Answer:

2 StartRoot 14 EndRoot square units

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

User Zero
by
7.5k points
1 vote

Answer:

B.
2√(14)

Explanation:

Plug it in Heron's formula.

What is the area of triangle DEF? 2 StartRoot 2 EndRoot square units 2 StartRoot 14 EndRoot-example-1
User DEEPAK LAKHOTIA
by
7.0k points
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