Popular questions and responses by Pia
  1. Trigonometry

    The angle elevation from a point A to the top of the Washington Monument is 32'. From point B, which is on the same line but 55 feet closer to the monument, the angle of elevation to the top is 38'. Find the length of the Washington Monument.

    asked on January 22, 2016
  2. Math

    My problem involves right-triangle trigonometry. A man on a 135-ft vertical cliff looks down at an angle of 16 degrees and sees his friend. How far away is the man from his friend? How far is the friend from the base of the cliff? Does the 16 degrees go to

    asked on November 28, 2007
  3. Math

    Jackie and two friends are drawing from a bag that contains savings cards for a popular store. There are twenty 10% off cards, ten 15% off cards, six 20%off cards, and four 50% off cards. What is the probability that jackie will choose a 50 % off card as

    asked on May 24, 2011
  4. Maths

    a ladder 25ft long leans against a wall with its foot on level ground 7ft from the base of the wall. If the foot is pulled away from the wall at the rate 2 ft/s express the distance (y) of the top of the ladder above the ground as a function of the time, t

    asked on July 8, 2013
  5. English


    asked on February 2, 2013
  6. Chemistry

    Is this EXTENSIVE OR INTENSIVE? 1. number of calories in 10 grams of sugar. 2. Percentage of alcohol in a beer. 3. Electrical resistance of 1km length of 22 gauge copper wire 4. Electrical resistance of 22 gauge copper wire.

    asked on July 14, 2018

    what do you observe if you drop water to a basin of water? Explain please

    asked on October 7, 2014
  8. Canadian History

    Why did the Serbians not accept the Austrian demands? What was Russia's Response to the Austrian demands? Explain how the assassination resulted in all the major powers of Europe declaring war?

    asked on March 6, 2016
  9. Math

    What type of sequence is this. 2/3, 1/3, 2/9, 1/6 Please give me the general formula.

    asked on July 10, 2018
  10. science

    ) A body with an initial velocity of 5ms‾¹ accelerate uniformly at the rate of 16 cm s‾² over a distance of 200 m. Calculate: (i) the acceleration in m s‾² (ii) its final velocity in m s‾¹

    asked on July 30, 2013
  11. math

    Explain if 2, 3 and 4cm could be side lengths of a right triangle.

    asked on February 26, 2012
  12. Accounting

    hey could someone plz plz help me. it'll only take a sec.... say if u got a whole lot of transactions for a month, eg u received cash for heaps of things..... would u add that into bank??(in the general ledger). or would that be added into a/c receivable??

    asked on November 2, 2006
  13. Economics(micro)

    hey, could someone please give me some tips for the following questions. iv got a test coming up, and one of these 4 questions will be in it..... so i have to write 4 essays n learn it. i just need a few points to put my essay together. thanks in advance.

    asked on October 23, 2006
  1. Math

    Well i guess it is a harmonic sequence. Thanks a lot!

    posted on July 10, 2018
  2. simple harmonic motion

    1) 4.3 rad/s 2) 2.7 N/m 3) 0.81 m

    posted on September 21, 2015
  3. Financial


    posted on December 10, 2013
  4. deutsch

    ja ich kann deutsch

    posted on October 13, 2013
  5. deutsch

    ja ich komme aus hamburg. und du?

    posted on March 24, 2013