Is the line through points P(7, 6) and Q(9, 11) perpendicular to the line through points R(5, 9) and S(7, 4)? Explain.

asked Jan 3, 2021 117k views

5 votes

8.3k points

Please log in or register to add a comment.

1 vote

Answer:

Explanation:

$slope~of~line~PQ=(11-6)/(9-7)=(5)/(2)\\slope~of~line~RS,~m2=(4-9)/(7-5)=-(5)/(2) \\m1 * m2=(5)/(2) * -(5)/(2) =-(25)/(4) \\eq -1$

so lines are not perpendicular.

Northerner answered Jan 8, 2021

8.1k points

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers