If two lines are parallel which statement must be true
a. the two lines have the same slope
b. the two lines have oppsite slopes
c. the two lines have zero slopes
d. the two lines have undefined slopes

Cass decided to sell game programs for the hockey game. the printing cost was over 20 cents per program with a selling price of 50 cents each. cass sold all but 50 of the programs, and made a profit of $65. how many programs were printed? letting p represent the number of programs printed, set up an equation that describes this situation. then solve your equation for p.

Idon’t understand this.. will someone ? will mark brainliest along with 20 points.

Find the measure of the interior angles of the following regular polygons: a triangle, a quadrilateral, a pentagon, an octagon, a decagon, a 30-gon, a 50-gon, and a 100-gon.