Question

What is the distance between( 2,0) and (2,3)

Answer 1

Here distance = √(x2 - x1)² + (y2 - y1)²

=> √(2-2)² + (3 -0)²
=>√0+9
=>√9
=>3.

Answer 2

let p( 2,0) and q(2,3)

√[{x_2-x_1}²+(y_2-y_1)²]
√(2-2)²+(3-0)²
√3²
3

distance between p,q=3cm