Question

Please help me with this math!!

Answer 1

Explanation:

Distance formula looks a little like pythagorean because that where it comes from

d =
`\sqrt{(x2-x1)^(2)+(y2-y1)^(2) }`

=
`\sqrt{(-1-(-2))^(2)+(3-1)^(2) }`

=
`\sqrt{1^(2)+2^(2) }`

=√5 or 2.24