Question

show that the point (13, -1), (-9, 3) and (-3, -9) are the vertices of a right angle triangle​

Answer 1

ఒఃచబఃఓడఃఒఃడఛజఫండఝబౌఫ్ంఫొథపౌఠయండచఝఠచఝడుచబఃచసఃచబటఛసఃఛఢఃఛూఢోభకహోకఃడఃఛూడచఢఃఢండూఔఎ