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 ( 69+ )
Otras preguntas
John buys a watch for $100 at a vintage store. Later, the store learns that the watch was worn by Sean Connery in a James Bond movie and wishes to rescind the s
A round flat metal coil has 180 turns and negligible resistance. It is connected in a series circuit with a 17-Ω resistor, with nothing else in the circuit. You
It was 2:15 on Annie's watch when she left her house to go to the library. While at the library, she adjusted her watch by setting a forward from 2:42 for 2:49.
IF YOU ARE COMPUTER MASTER TELL ME WHICH SOFTWARE IS USED IN CALLIGRAPHY1) PHOTOSHOP2) LIGHTROOM3) ILLUSTRATOR4) AFTER EFFECTS TELL THE NUMBER
A company studying the productivity of its employees on a new information system was interested in determining if the age (X) of data entry operators influenced
Mesha is comparing 1/3 and 3/5 using benchmarks 0 and 1. Which statements are correct? Check a that apply.A. 1/3 is closer to 0 than to 1B. 1/3 is closer to 1 t
Should the United States do away with the Electoral College? Would providing a more direct influence for citizens improve presidential elections? Or does the sy
which form of energy do plants pass on consumers? a. mechanical b. kinetic c. chemical
Zara has paper rectangles of different sizes every rectangle is 5 cm longer than it is wide is there a proportional relationship between the length and width of
Of the following, which theory is most aptly associated with Aristotle? A. deontology B. utilitarianism C. ethics of care D. virtue ethics
