kaitlyndconner kaitlyndconner
  • 20-03-2017
  • Mathematics
contestada

What is the value of x? sin55°=cosx

Respuesta :

irspow
irspow irspow
  • 20-03-2017
Well from identities we know that sina=cos(90-a), in this case 90-55=35.  But if we didn't know this we could also say:

cosx=sin55

x=arcos(sin55))=35
Answer Link
Anći
Anći Anći
  • 20-03-2017
it should end up like this.
Ver imagen Anći
Answer Link

Otras preguntas

A catamaran with a mass of 5.44×10^3 kg is moving at 12 knots. How much work is required to increase the speed to 16 knots? (One knot = 0.51 m/s.)show all steps
Sexual reproduction produces offspring that is identical to the parents.
Which of these is an accurate description of convection
1. All of the following occurred to Napoleon's army as it advanced upon Alexander's Russian forces, EXCEPT... a. Frigid temperatures throughout Russia b. The we
Help! Jim provides photos for two online sites: site A and site B. Site A pays $0.85 for every photo Jim provides. The amount in dollars (y) site B pays as a fu
possible answers: 1, 2, 3, or 4
Steven is currently in the process of projecting how much his firm will have to spend on supplies, travel, rent, advertising, and salaries for the coming financ
I have 15 min quick lolwill give brainliest This is the Antigone story.​
If someone would be so kind as to help that would be great ;) This is timed btw
HELP PLEASE! An inference is an educated guess. So, if you were going to make an inference about Hamlet's mental state here, would you say he has gone mad or no