Answer:
19.47
Step-by-step explanation:
Use the law of sines.
sin(90)/6 = sin(x)/2
Multiply both sides by 2
2 * sin(90)/6 = sin(x)
Use a calculator
0.33333 = sin(x)
sin^-1 0.3333 = 19.47
In a triangle, the total angle is 180 degrees. A straight line is always 180 degrees. With this in mind, the following can be obtained:

These are simultaneous equations.

Answer: 1.221
Step-by-step explanation: The decimal goes up by 2 places.
Answer:
21/4
Step-by-step explanation:
4 1/2 is 9/2 is 18/4
18/4+3/4=21/4