dsgrin
dsgrin dsgrin
  • 04-04-2017
  • Mathematics
contestada

Use a special right triangle to write sin 30º as a simplified fraction.

Respuesta :

Аноним Аноним
  • 04-04-2017
this is  a right angled triangle with hypotenuse length 2 and the legs are of length 1 and sqrt3.
the 2 angles other than 90 degrtees are 30 and 60 degrees.
The 30 degree angle is opposite the leg of length 1 so it's  sine 
 is opp/hyp = 1 /2 
Answer Link

Otras preguntas

what is an equation that relates weight on earth to weight on the moon
According to some archaeologists, during which period was the bow and arrow invented? A) Archaic B) Mississippian C) Paleoindian D) Woodland
Which river did the United states claim was the border between Texas and Mexico.Which river did Mexico claim was the border
Is there human interference in the desert ? If so what type?
Starting time: 6:57 pm Elapsed time: 47 minutes
3.Which of the following freedoms does the First Amendment include? A.the freedom to bear arms and the freedom of speech B.the freedom of assembly and the freed
When the land and the sea warm up at different rates during the day, what is generally the result? A breeze or Warm Temerature?
What is the meaning of (temporland)?
what is equivalent to 16/81
Fill in each blank with the most appropriate word from lesson 11. Use a word or any of its forms ONLY ONCE. 1. Mary Todd Lincoln's life was marked by three trau