Question

find the distance btw (0,0) & (8,7).

Answer 1

${(x-a)}^{2}$+${(y-b)}^{2}$

x= 8
a=0
y=7
b=0
put the value in formula

${(8-0)}^{2}$+${(7-0)}^{2}$

${(8)}^{2}$+${(7)}^{2}$

${(64)}$+${(49)}$

${113}$ units.

Answer 2

let A(0,0) and B(8,7)
using distance formula
root (8-0)^2 + (7-0)^2
root 64 +49
answer.is root 113

hope this helps you