Question

Lana draws a triangle( LMN) on the coordinate plane. What is the perimeter of the triangle( LMN)? Round to the nearest unit.

Answer 1

The answer is "25".

Explanation:

Please find the graph in the attachment.

`Longest \ side= 12`

Calculating the triangle two other sides:

`=√(3^2+6^2)\\\\=(9+36)\\\\=45`

let

`\to √(45)= 6.7.\\\\\to 6.7* 2=13.4\\\\\to 13.4+12=25.4 \approx 25`