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

The half-life for the second-order decomposition of hi is 15.4 s when the initial concentration of hi is 0.67 m. what is the rate constant for this reaction? a.

JK and JL are the same ray? Sometimes Always or never

What are the two steps of signal detection? a. the category of stimulus and the observer's criteria b. the intensity of stimulus and the observer's criteria

which is the variable that the experimenter changes

The wind blew away 30 of your muffins.that was 5/6 of all of them! With how many did you start with .

A ball is kicked from a height of 3 feet above the ground. The height of the ball, h(t), is given by h(t) = -5t^2 + 14t + 3, where *t* is the time in second aft

Matt believes that one good pair of shoes is all a person really needs. matt has blond hair and one pair of shoes. ellen believes that a person needs a good pai

Which is he greatest effect of the westernization and commoditization of culture

I need help on 7, 9, and 12

How would humans react if aliens came to earth?