Question

Find the distance between points P and Q.
P(5, -5); Q(-2, 2)

Answer 1

Distance between points P and Q :


`(x_1,x_2),(x_2,y_2)`


`√((x_2-x_1)^2+(y_2-y_1)^2)`


`= √((-2-5)^2+(2-(-5)^2)`


`= √(( -7^2)+(2+5)^2)`


`√(49+49) = √(98)`


`= 7 √(2)`

hope this helps!