Answer:
a
Step-by-step explanation:
Using law of cosines:
Cos(angle) = adjacent/ hypotenuse
Cos(22) = 12/x
Rewrite to get:
X = 12/cos(22)
Simplify:
X = 12.9424
Round the answer as needed.
1.)convert into equation: 90=11x
2.)simplify and solve: x=8.18 lbs
8.18 lbs
28800
4 meters=1 second
240 meters=60 seconds
240 meters per minute
x60
14400(per hour) x2=28800 in 2 hours