J1ea1loSugsaCarlina J1ea1loSugsaCarlina

21-06-2016
Mathematics

contestada

Which of following is a key element in the proof of the law of cosines

Respuesta :

02-07-2016

In proving using the law of cosines, you need to consider these two key elements. The first element is a^2 + b^2 - 2abcosC and the second one is cosine^2 theta + sin^2 theta is equal to 1. Law of Cosines is derived from the Pythagorean Theorem

Answer Link

Otras preguntas

Please help me I’m so confused new topic

If f(x) = 2x²-3x+1 and g(x)=x+5, what is f(g(x))? 1) 2x² +17x+36 2) 2x² +17x+66 3) 2x²-3x+6 4) 2x²-3x+36

if you are standing at the cup cake table in which direction must you walk to find the swings

Blank measurements are useful for determining buoyancy and identifying relationships between substances. A. Weight B. Meniscus C. Density

I need help asap? this is for english? what happened at the end of act 2 in macbeth?

PLEASE HELP!!!!! I WILL MARK BRAINLIEST AND RATE 5 STARS!!

A police siren passes you with a frequency of 5000 Hz. Which correctly describes the sound wave after the police car passes you? The speed of sound is 340 m/s.

A particular shoe store stocks two styles of walking shoes. Style A sells for $66.95 and Style B sells for $84.95. At the end of the week, sales totaled in $17,

In the film Philadelphia, for what two reasons does Andy go home? (question for film interpretation class

This Diagram Shows a Regular Pentagon