A. The answer is 494.6 rounded.
b. She most likely did not add 417.62 to 76.9
Step-by-step explanation:
1)Take the time he is traveling divided by the speed to get the time.
2)Subract the time you have got from the average time,then subtract the average distance from the traveling distance,then divide the two to get the speed.
3)Take the total distance, divide it by the total time to get the average speed.
A parallelogram is also a rhombus if the diagonal is a bisector of an angle enclosed by the two adjacent sides of a parallelogram.
In our case it means,


Hope this helps.
Answer:13 meters per second
Step-by-step explanation:
Answer:
multiplication property of one or identity
Step-by-step explanation: