jacobc20
jacobc20 jacobc20
  • 25-02-2021
  • Mathematics
contestada

please help quickly. thanks in advance​

please help quickly thanks in advance class=

Respuesta :

janmilczek
janmilczek janmilczek
  • 25-02-2021

Answer:

a. sin 30* = sin 150*

b. sin 1* = sin 179*

a. cos 340* = cos 20*

b. cos 260* = cos 100*

Step-by-step explanation:

sine is symmetrical around x = 90*

cosine is symmetrical around x = 180*

* means degree sign of course.

Answer Link

Otras preguntas

hi! what’s the square root of 82 rounded to the nearest tenth?
what is meant by physical exercise​
- 12, -4,4, 12, What is the tenth term?
You want to buy a new pair of sneakers. Which program will help you see which color you like most? Budget simulator Navigation app Virtual shopping app Inve
Why did European countries find it necessary to have colonies?
Francis is a 92-year-old man living on his own. Family members aren't able to be with Francis at all times, even though the risk that he will fall and hurt hims
PLEASE HELP ME |x-5|+|x+5| if x>5
Choose the expression that represents a quadratic expression. O 6x4 - 5x3 + 3x2 -7x - 8 O 5x3 + 3x2 -7x - 8 © 2x2 + 3x - 1 © 3x - 1
What that determines if a cell is eukaryotic. *
A triangle has two sides of length 1 and 8. What is the smallest possible whole-number length for the third side?