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Mathematics 19 Online
7975534232334678:

On a coordinate plane, triangle L M N is shown. Point L is at (2, 4), point M is at (negative 2, 1), and point N is at (negative 1, 4). What is the perimeter of △LMN? 8 units 9 units 6 + StartRoot 10 EndRoot units 8 + StartRoot 10 EndRoot units

jhonyy9:

do you know the distance formula ? try drawn this triangle in a coordinate plane and will be more understandably ....

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