Questions by Yibo Long

Questions by Yibo Long

A sphere and a cylinder have the same radius and height. The volume of the cylinder is 30 m hl What is the volume of the sphere? 10 m 20 m 30

asked May 25, 2021

1 answer

5 votes

113k views

You wish to assess, approximately, the thermal conductivity λ of polyethylene (PE). To do so you block one end of a PE pipe with a wall thickness of x = 3 mm and diameter of 30 mm and fill it with boiling

asked Apr 22, 2021

1 answer

3 votes

9.1k views

What is the value of x? (The last picture was blackoops)

asked Feb 17, 2021

1 answer

5 votes

28.5k views

PLS HELP ME WITH THIS What business would you like to start in the future? Why? ASAP GUYSSS

asked Feb 16, 2021

2 answers

5 votes

226k views

Need help with this question too, just took a guess, but cannot explain or not sure if it's correct, please see pic for math problem

asked Oct 12, 2020

1 answer

4 votes

207k views

the volume of a cube is increasing at a constant rate of 824 cubic centimeters per minute. At the instant when the volume of the cube is 683683 cubic centimeters, what is the rate of change of the surface

asked Sep 22, 2020

2 answers

3 votes

13.4k views

At the Arcadia Conference in January, 1942, what argument persuaded President Roosevelt and Prime Minister Churchill to pursue a "Europe-first strategy? Germany was threatening Great Britain and the Soviet

asked Mar 19, 2020

1 answer

0 votes

176k views

View my dashboard who discovered the ancient inca city of machu picchu

asked Jun 11, 2019

1 answer

4 votes

58.0k views

The box plot shows the number of hours 220 people spent at a computer on a weekend. about how many people spend more than 6 hours at a computer? A. 165 B. 110 C. 55 D. 75

asked Jun 9, 2019

1 answer

0 votes

100k views

What is the purpose of natural selection

asked Mar 19, 2019

2 answers

4 votes

169k views

For the function shown what is the range of the function when the domain is {-3, 2, 5} f(x) = x^2 + 3x - 7

asked Aug 3, 2018

2 answers

2 votes

203k views

Chico walks 3/5 mile to the library. Nikki walks 1/4 the distance that Chico walks to the library. How far does Nikki walk?

asked Feb 8, 2018

1 answer

1 vote

167k views

How did the emancipation proclamation affect enslaved people in th south

asked Jul 10, 2017

1 answer

0 votes

223k views

the height of each story in a hotel is 11 1/2 feet. the height is measured from the ceiling to the floor. the hotel has 2 underground levels that are used as banquet halls. stephen is a waiter who works

asked Mar 27, 2017

1 answer

4 votes

41.1k views

‘The Freedom Rides and Freedom Marches in the early 1960s were the main reason why the Civil Rights movement made so much progress at that time.’ How far do you agree with this interpretation? Explain

asked Jul 16, 2016

1 answer

0 votes

233k views

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