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

Otras preguntas

What was occuring in the Middle East around 2010? O Peace was being established in multiple countries as wars were winding down All Middle Eastern countries sig

7 watermelons cost $8.96.Which equation would help determine the cost of the 5 watermelons? Into two fractions with a expontnet This is very important please h

Simplify by combining like terms: 9x - 14y + 9 + 13y

If it is recommended that you limit your fat intake to less than 30% of your calories, what is the limit if you consume 2,000 calories a day?

What problem did the colony of Jamestown have because of its location near a swamp (ground that was always wet)?

I need help just answer no explanation please

Which words does Martin Luther King, Jr. include in his "I Have a Dream" speech to highlight the limitations of segregation? Select 3 options. "crippled" "oppo

(Mark 1) Frequency x+2(Mark2) Frequency x+1(Mark3) Frequency x+5(Mark4) Frequency 2x-5(Mark5) Frequency x-1If the averagethe to 3 sfmark is73 /25Finda) The vari

HELP ME I'M DESPERATE PHYSICS EASY 40 POINTSS 1.A car moving with a speed of 108 km/h is brought to rest in a distance of 60 m. How much time did the car take

Laura has rectangular piece of wood that is 8 inches by 3 inches. She wants to cover the top of the piece of wood with strips of ribbon that are inch wide. What