cspence2019
cspence2019
04-03-2017
Mathematics
contestada
If the sin 30 degrees is 1/2, then the cos
Respuesta :
wolf1728
wolf1728
04-03-2017
Sin 30 degrees = 1 / 2 = opposite / hypotenuse
Adjacent^2 = hyp^2 - opp^2
Adj^2 = 4 - 1
Adj^2 = 3
Adj = sq root (3)
cosine 30 degrees = adjacent / hypotenuse
cosine 30 degrees = sq root (3) / 2
cosine 30 degrees = 1.732 / 2
cosine 30 degrees = .866
Answer Link
VER TODAS LAS RESPUESTAS ( 59+ )
Otras preguntas
Which is true about the battle of Iwo Jima?
Which of the following is a correct definition of the term armature? A. A type of resistant wire B. A type of dry cell battery C. A circuit diagram D. A small
The cartilage which divides the nose in two parts is called the
The graph of g(x) is the result of translating the graph of f(x) = 3x six units to the right. What is the equation of g(x)?
which of the following is NOT an accurate description of world war ll? A it was the most widespread war in human history B it had the most advanced weapons in
Describe a linear equation in the form Ax + By = C for each condition. a. A = 0 b. B = 0 c. C = 0
In order to achieve his pro-business goals, President Harding sought to reduce _________ on the wealthiest Americans.
which figure would be rotated 360 degrees to create a cone with an altitude perpendicular to its base?
The distance from the tether ball pole to the edge of the circle is 5 feet what is the cicuference of the circle ?
Randall Jarrell wrote poems that expressed what
