DempseyN206609 DempseyN206609
  • 25-10-2022
  • Mathematics
contestada

What is the value of sinθ given that (3, −7) is a point on the terminal side of θ?

Respuesta :

KrystianX450447 KrystianX450447
  • 25-10-2022

Solution

[tex]\begin{gathered} \text{ using pythagoras theorem} \\ \\ OB=\sqrt{OA^2+AB^2}=\sqrt{3^2+7^2}=\sqrt{58} \\ \\ \Rightarrow\sin\theta=\frac{AB}{OB}=-\frac{7}{\sqrt{58}}=-\frac{7\sqrt{58}}{58} \end{gathered}[/tex]

Ver imagen KrystianX450447
Answer Link

Otras preguntas

Leo has a total of 45c. he has some dimes and pennies . How many  different combinations of dimes and pennies could Leo have?make a table to solve.
The farmer's market has a total of 98 tents.  the ratio of food tents to retail tents is 9:5.a. Write a system of linear equations that represent this situation
adam used the three fraction s to make a circle graph and colored each a different color. what fraction of the graph is not colored?
What do ancient India and ancient Egypt have in common?
What do ancient India and ancient Egypt have in common?
What is the difference between proper and common adjectives?
does anyone have any ideas (easy) on cell simile projects. busy week but due tomorrow.HELP
During a soccer season, Mario made approximately 2 goal points for every 5 of his shots on goal.  What is the probability that Marion would make 2 goal points o
What do ancient India and ancient Egypt have in common?
Joe has been keeping track of his cellular phone bills for the last two months. The bill for the first mont was $38.00 for 100 minutes of usage. The bill for th