Lian

Most popular questions and responses by Lian
1. Physics

A 1200 lb sleigh is pulled along a horizontal surface at uniform speed by means of a rope that makes an angle of 30 degrees above the horizontal. If the tension in the rope is 100 lb., what is the coefficient of friction?

asked on November 21, 2016
2. math

Use the digits 4,5,6,7 and 8 only once.Write the greatest number possible with 8 in the ten thousands place

asked on June 18, 2016
3. geometry

The corners of the square, 2m. sides, are cut off to form a regular octagon. What is the length of the side of the resulting octagon?

asked on November 24, 2011
4. geometry

The corners of the square, 2m. sides, are cut off to form a regular octagon. What is the length of the side of the resulting octagon?

asked on November 24, 2011
5. geometry

The corners of the square, 2m. sides, are cut off to form a regular octagon. What is the length of the side of the resulting octagon?

asked on November 24, 2011
6. geometry

The corners of the square, 2m. sides, are cut off to form a regular octagon. What is the length of the side of the resulting octagon?

asked on November 24, 2011
7. CIT

find the dimension of the largest triangle that can be inscribe in the ellipse 9x^2+16y^2=144. The sides of the rectangle are parallel to axes of the ellipse

asked on May 19, 2013
8. geometry

The corners of the square, 2m. sides, are cut off to form a regular octagon. What is the length of the side of the resulting octagon?

asked on November 24, 2011
9. Psychology

How can attitude be distinguished from a passing thought about something or someone?

asked on July 6, 2015
10. Calculus

A vessel is in the shape of an inverted cone. The radius of the top is 5cm and the height is 8cm. Water is poured into a height of xcm. Show that if the volume of the water is Vcm^3,then V=(25/192)*pi*x^3. (The volume of a cone is given by the formula

asked on July 4, 2014
11. geometry

The corners of the square, 2m. sides, are cut off to form a regular octagon. What is the length of the side of the resulting octagon?

asked on November 24, 2011
12. Physics

while at the shooting range, jonathan shoots a bullet traveling horizontally with speed of 35 m/s. the bullet hits a board, perpendicular to the surface, passes through it and emerges on the other side with speed of 21 m/s. if the board is 4.00cm thick,

asked on September 19, 2013
13. math

after7rounds is a knockout chess tournament,the winner was announced.How many contestants were there have been in the tournament?

asked on May 18, 2013
14. geometry

The corners of the square, 2m. sides, are cut off to form a regular octagon. What is the length of the side of the resulting octagon?

asked on November 24, 2011
15. geometry

The corners of the square, 2m. sides, are cut off to form a regular octagon. What is the length of the side of the resulting octagon?

asked on November 24, 2011
16. math

400 is a three-digit square number that makes a one-digit square number when its digits are reversed.How many three-digit squares are there which make three -digit squares when their digits are reversed

asked on May 19, 2013
17. geometry

The corners of the square, 2m. sides, are cut off to form a regular octagon. What is the length of the side of the resulting octagon?

asked on November 24, 2011
18. math

In triangle XYZ,x=20.4,y=16.4,z=23.1,what is angle Z

asked on March 18, 2018

it was the light of his career

posted on May 23, 2019
2. math

you are wrong , is the first

posted on June 21, 2017
3. Physics

7707j

posted on November 10, 2016
4. physics

Yes you are all losers

posted on November 7, 2016

please let me know

posted on June 2, 2015
6. geometry

i didn't know i posted it 9 times. i always check back the page if my question is answered. hahaha. i keep on refreshing it. lol. THANK YOU SO MUCH!!

posted on November 24, 2011
7. physics

i do know

posted on October 24, 2010