Question

find the distance of the follow points from the y axis (3,0) (0,-3)(22,-5) (-3,-1)

Answer 1

Point on y - axis is (0,y)

a) (3,0) 

Distance is √ (9 + y²)

b) (0,-3)

Distance is √ (y + 3)² = y + 3

c) (22,-5)

Distance is √ (22² + (y+5)² )

d) (-3,-1)

Distance is √(9 + (y+1)²)