Rachel rides her bicycle due east at 12 kilometers per hour. Amos rides his bicycle due north at 16 kilometers per hour. If they left from the same point at the same time, how far apart will they be after 3 hours A. 400 km
B. v-112 km
c. 28 km
d. 60 km

How did american entry into world war i affect the allied powers?

Explain the reasons for u.s. neutrality during the 1920s and 1930s. how did ideas about neutrality change during the period from the end of world war i to the passage of the lend-lease act? be sure to include any events, terms, or people that may support your response.

Why might the greeck city states have an advantage over the persians