1stmiaim
1stmiaim 1stmiaim
  • 17-03-2021
  • Mathematics
contestada

solve the sin, cos and tan of -240 degrees without calculator. Show Working​

Respuesta :

joydey
joydey joydey
  • 17-03-2021

Step-by-step explanation:

sin(-240)°.

=cos(270-240)°

=cos 30°

=√3/2

cos(-240°)

=sin(270°-240°)

=sin30°

=0.5

tan(240°)

=tan(270°-240°)

=tan30°

=1/√3

Answer Link

Otras preguntas

Will give brainliest Question on picture
The radius of the tires of a car is 18 inches, and they are revolving at the rate of 673 revolutions per minute. How fast is the car traveling in miles per hour
The ____ represents units of work application software performs in terms of its demand for low-level hardware services.
i say it’s D but i need reassurance
Unicellular organisms need ? Resources and some can live in?
What do these factors have in common, in relation to sexual abuse: being a child, having dementia, being under the influence of drugs or alcohol, and having a m
Hey Nate, how's life? I don't know it's alright I've been dealin' with some things like every human being And really didn't sleep much last night I'm sorry That
Patti got a new part-time job. Her hourly wage increased from $10.50 to $12.39. What was the percent increase in Patti's hourly wage?
If h(x) = 3x – 1 and g(x) = -3x2 – 5, find h(g(x)).
If a shirt is on sale for 23% off and the sale price is $26.95, what is the original price of the shirt?