WifiMonster99 WifiMonster99

29-06-2016
Mathematics

contestada

Find the magnitude and direction of CD for the given coordinates. Round answers to the nearest tenth.
C (8, –9), D (1, –4)

Respuesta :

Аноним Аноним

29-06-2016

CD = <8-1, -9-(-4)> = <7, -5>
[tex]|CD|= \sqrt{7^2+(-5)^2} = \sqrt{74} = 8.6[/tex]
[tex]\theta=\tan^{-1} (\frac{-5}{7})= -35.5\°[/tex]

Answer Link

Otras preguntas

Water is important in the body because: A. It is an excellent solvent and suspending medium. B. It participates in hydrolysis and dehydration synthesis reaction

What is the atomic mass of helium?

Which equation represents a line which is parallel to the line y=7/4x-3

Why is the background information on the town of Ripley relevant to John P. Parker's account of the Underground Railroad? *Select TWO to complete your answer.

3x - 5 = 1/2x + 2x what is x

A bicyclist is riding at an average speed of 20 miles per hour. At this rate, how many miles will the bicyclist travel in 25 minutes?

HN3+CuCO3-H2O+CO2+CU(NO3)2 balance equation

For the following problems, fill in the blanks with rational numbers. Show work proving that your numbers create true statements. (Do not use -1 and 1)

Al of it please !!!!!!

y=6x^2-12x-210 in graphing form