Use the Heron's Formula to Find the Area of the Triangle.Round

question 2

Multiple Choice

Use the Heron's formula to find the area of the triangle.Round your answer upto one decimal place. ​
A = 3.2,b = 10.9,c = 9
​

• A)7.0
• B)6.4
• C)3.7
• D)45.3
• E)12.6

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