This table gives information about how far hiker walks during the times indicated. Use the data to answer the question. What was the hiker’s average speed for the entire hike?
A.) 2.0 km/h
B.) 6.7 km/h
C.) 5.7 km/h
D.) 10 km/h

go and ask your mom to you

answer: cos [   arcsin (3/5) - arccos (1/2) ] =

step-by-step explanation: × = 3/5 = 0.6--> x = 36.87 and x = 180 - 36.87 = 143.13 deg

cos y = 1/2 --> y = +- 60 deg a. cos (x - y) = cos (143.13 - 60) = cos 83,13  

=

0.12

b. cos (36.87 - 60) = cos (-23.23) = 0.92

804.75

step-by-step explanation: