DISINI 2003PascalSolution
Teks penuh
Garis besar
Dokumen terkait
(b) At the first time that the hands are perpendicular after 5:00, let θ in radians be the smallest angle that the minute hand makes with a line ℓ passing through the center of
After all the handshaking was completed I asked each person, including my partner, how many hands he or she had shaken. Each of these seven persons gave a
block is rolled clockwise on a flat surface such that one side touches the surface each time it
For each of these three choices, the odd lockers must be painted with the two remaining colours (there is no choice of the colours), making sure to use each colour on at least
Let us justify that these 6 equilateral triangles will meet in a common point at the hexagon centre without any overlap or gaps between the triangles. The angle at each vertex of
(b) Since Carolyn removes a single number on each turn in such a way that Paul must be able to remove a number from the list, then Carolyn can remove at most half of the numbers of
There are thus 3 choices for the endpoint of the path (each choice of x gives a different endpoint and each re-arrangement of a specific set of steps gives the same endpoint). After
(There are no ties at the Gauss Olympics, and no competitor can win more than one medal on the same event.) Each competitor scores 5 points for each gold medal, 3 points for
