radomes.openskiesproject.org
WifiMonster99
WifiMonster99 WifiMonster99
  • 28-06-2016
  • Mathematics
Answered

Find the magnitude and direction of CD for the given coordinates. Round answers to the nearest tenth.

C (8, –9), D (1, –4)

Verified Answer :

Anonymous Anonymous
  • 29-06-2016

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

Answer Link

Related Questions

At the start of A Midsummer Nights Dream why cant Hermia marry Lysander A She is in love with Demetrius B Lysander does not love her C Her father does not appro
convert 3 moles of h2o into grams
as light shines from air to water n 143 at an incident angle of 360 º what is its angle of refraction
A student calculates the density of an unknown solid The mass is 1004 grams and the volume is 821 cubic centimeters How many significant figures should appear i
Which word does not represent a type of behavior A patrimonial B naive C pedantic D puerile
Do you see evidence that the governor of Arizona Katie Hobbs is engaging in substantive representation Give specific examples to answer this question
The public health informatics nurse is reviewing surveillance data What are the sources of these data Select all that apply Select one or more A Passive systems
what is the value of 62 tens
What caused the Sepoy Rebellion
In circle O AC and BD are diameters What is mArcAB 72 108 120 144 72 108 120 144