Which set of three angles could represent the interior angles of a triangle?
A.26,51,103
B.29,54,107
C.35,35,20
D.10,90,90

What is the total surface area of this square pyramid?

3. a sum of $2700 is to be given in the form of 63 prizes. if the prize is of either $100 or $25, find the number of prizes of each type.

Aweekly newspaper charges $72 for each inch in length and one column width. what is the cost of an ad that runs 2 column inches long and 2 columns wide? its not 288