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
  1. 7th grade

    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
  5. 12th grade

    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