If you put it into English in the comments I would be more then happy to help you! Thank you!
Part a
Answer: 17.58 km/h

Total Distance =10 km
Total time =0.5689 h

Part b
Answer: 17.626 km/h

Total Distance =42.195 km
Total time =2.3939 h

3.0 A i got it off Quizlet and there usually always right lol can't submit tho my answers to short.... Dot dot dot
We can't look at Figure 4. We don't know where a and b are. We can't see the blue shaded area. We don't know what our method above was. We can't see the green skinny rectangle.
Energy comes from the Sun, plants and animals that we eat, to provide us with nutrients we need for energy.