Voiskie Voiskie
  • 14-05-2021
  • Mathematics
contestada

Choose which method to use: Law of Sines or Use Law of Cosines.

Choose which method to use Law of Sines or Use Law of Cosines class=

Respuesta :

msm555
msm555 msm555
  • 14-05-2021

Answer:

we have

b=3mm

c=5mm

a=?

angle =62°

By using cosine rule.

a²=b²+c²-2bc cos angle

a²=3²+5²-2×3×5 cos 62°

a²=19.92

a=√19.92

a=4.5

I had choose cosine rule.

Ver imagen msm555
Answer Link

Otras preguntas

the nation's largest railroad Center was located in​
plants with an internal tubal system that transports water and nutrients to different plants parts are what
How many 1/6 parts are in 10/6 right and solve a multiplication equation with 1/6 as a factor use P for parts
Shawna is practicing typing. She types 456 words in 10 minutes.If she types the same number of words each minute how many words per minute did shawna type.? Bet
In a movie 289 aliens plan to visit earth. Each ship can hold as many as 3 aliens. What is the least number of ships needed?
Was there a particular moment between 1763 and 1783 when colonists became “americans” instead of “Englishmen” or was it a process?
Help please Famales need 44g of protein a day. If every 2 tablespoon of peanut butter provides 8g of protein, how many tablespoons of peanut butter would a fem
10 Points. Subtract The Polynomials. Please explain if you can.
nine more than a number​
During Alexander Hamilton’s time as sectary of the treasury in 1790,the federal government