Questions by Bill Zhang

Questions by Bill Zhang

A driver traveling at 100 km/hr notices the speed limit changes to 50 km/hr when he is entering town. He takes 0.9 second to slow down to 50 km/hr with constant acceleration. We want to know how many meters

asked Sep 26, 2020

1 answer

4 votes

167k views

The yard is rectangular and is 50 feet wide by 100 feet long. How many feet of fencing to enclose the entire yard?

asked Jul 22, 2020

2 answers

2 votes

35.3k views

Name 2 reasons why borders have changed in europe over the past 200 years

asked Feb 28, 2020

1 answer

2 votes

138k views

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