Answer:
2.79
Step-by-step explanation:
Given
With reference angle 21°
hypotenuse (h) = 3
base (b) = x
Now
cos 21° = b / h
0.93 = x / 3
x = 0.93 * 3
x = 2.79
Hope it will help :)
C. The equation has two valid solutions and no extraneous solutions.
See attached file for complete work.
i'm gonna say that its negitive 6 number one
The answer is 6.
24.8571
