Giselle enjoys playing chess and Scrabble. She wants to play a total of at least 10 games (condition A), but she has only 6 hours to do it (condition B)

Given: △abc, ab=15, bd=9 ad ⊥ bc , m∠c=30°. find: the perimeter of the triangle.

Given the choice between receiving $1.000.000 in one month or a single penny-doubled everyday for the period of one month; which option would you choice? show your work to support your answer. (assume that 1 month=30 days)

What percent of the circle below is shaded?