Question

Help how do I do this

Answer 1

do this
d =
`\sqrt{(1 - 0)^(2) + (4 - 5)^(2) }`
d =
`\sqrt{ 1^(2) + 1^(2) }`
d =
`√(1 + 1)`
d =
`√(2)` = 1.414