Which pair of angles must be supplementary?
1 and 5
5 and 3
4 and 5
4 and 1

The cash price of a television is $580.the hire-purchase price of the television is $865.the hire-purchase price is an initial deposit of n% of the cash price and 6 equal monthly payments of $120.find the value of n.

Thelime contains the point(-3,0) and parallel x-3y=3( show all work)

What is the ratio for the surface areas of the cones shown below, given that they are similar and that the ratio of their radil and altitudes is 4: 3? 23