Question

Triangle JKL is fromed by plotting three points. What is the leanth of sides JK?

j(1 , 5) k(1, 9)
answers > 6 3 5 2​

Answer 1

Solution:-

• J (1,5)
• K (1,9)

`\LARGE\leadsto\sf JK=√((x_2-x_1)^2+(y_2-y_1)^2)`

`\LARGE\leadsto\sf \sqrt {(1-1)^2+(9-5)^2}`

`\LARGE\leadsto\sf \sqrt {(0)^2+(4)^2}`

`\LARGE\leadsto\sf \sqrt {0+16}`

`\LARGE\leadsto\sf \sqrt {16}`

`\LARGE\leadsto\sf JK=4units`