schmitt71 schmitt71

21-03-2019
Mathematics

contestada

AB is perpendicular to CD. If the slope of AB is 2/5, what is the slope of CD?

Respuesta :

Аноним Аноним

21-03-2019

Given a slope [tex] m [/tex], the slope [tex] m'[/tex] of a line perpendicular to [tex]m[/tex] is the opposite of the inverse of [tex] m [/tex]

In other words:

[tex] mm' = -1 \iff m' = -\dfrac{1}{m} [/tex]

So, the slope of CD is -5/2.

Answer Link

Otras preguntas

what is the ratio 16 to 40 written as a fraction in lowest terms ?

Read the excerpt from Act III, scene iii of Romeo and Juliet. Nurse: O Lord! I could have stay’d here all the night To hear good counsel: O! what learning is. M

What are the solutions of x^2+6x-6=10

The primary function of the human male reproductive system is to

Which type of energy in the bungee cord prevents the jumper from hitting the ground after a jump? choices are: a. kinetic energy b. elastic potential energy c.

Describe how the muscular system works with three other organ systems

molly likes to quilt. her new quilt will have 20 squares in one row, and the side lengths of each square will be 3 inches longer than the side lengths, s, of th

A price of a note book was 3.50 yesterday. Today the price rose to 4.00. Find the percentage increase.

Read the excerpt from "The Most Dangerous Game." A man, who had been hiding in the curtains of the bed, was standing there. "Rainsford!" screamed the general. "

Find the indicated probability. Empirical evidence suggests that 25% of Florida drivers are uninsured. If four random Florida drivers are involved in an accide