Find the length of the interval joining G (-7,5) and H (-3,-2)
You can use the distance formual but it is really just pythagoras's theoem
height = |--2-5| = |-3| =3
base = |-3--7|=4
\(d=\sqrt{3^2+4^2}\\ d=\sqrt{9+16}\\ d=\sqrt{25}\\ d=5\;units \)
