1. find the value of x. round the length to the nearest tenth.
(picture 1)

a. 6.9 cm
b. 9.8 cm
c. 8.4 cm
d. 17.1 cm

2. a conveyor belt carries supplies from the first floor to the second floor, which is 26 feet higher. the belt makes a 60° angle with the ground. how far do the supplies travel from one end of the conveyor belt to the other? round your answer to the nearest foot. if the belt moves at 75 ft/min, how long, to the nearest tenth of a minute, does it take the supplies to move to the second floor?

a. 45 ft; 37 min
b. 37 ft; 22.5 min
c. 30 ft; 0.4 min
d. 15 ft; 1.1 min

3.for each triangle shown below, determine whether you would use the law of sines or law of cosines to find angle x. then find angle x to the nearest tenth.
(picture 2)

a. 8.8 by the law of sines (ssa)
b. 22.9 by the law of cosines (sas)
c. 10.7 by the law of sines (sas)
d. 68.3 by the law of cosines (sss)