Question

URGENT!!!!!

Answer 1

Remember the pythagorean theorem?
this is like that
the distance is the hypotnuse

D=$\sqrt{(x2-x1)^{2}+(y2-y1)^{2}}$

D=$\sqrt{(8-(-3))^{2}+(-7-4)^{2}}$
D=$\sqrt{(11)^{2}+(-11)^{2}}$
D=$\sqrt{169+169}$
D=$\sqrt{338}$
D=$11\sqrt{2}$
aprox 15.55 units