Question

What is the distance between the points ( 19, 4) and (11, 12)?

a. 30
b. 34
c. 48
d. 17

Answer 1

D =
`\sqrt{(x_(2)- x_(1))^(2)+ (y_(2) -y_(1))^(2)}`
D = √(11-19)²+(12-4)²
D = √(-8)²+(8)²
D = √64+64
D = √128
D ≈ 11.3137