Which shape could not be a cross section for this cube?
A) Triangle
B) Square
C) Octagon
D) Hexagon

If sr is 4.5cm and tr is 3cm, what is the measure in degrees of angle s?

Aclothing store has the sign shown in the shop window. pani sees the sign and wants to buy 3 shirts and 2 pairs of jeans. the cost of each shirt before the discount is $12, and the cost of each pair of jeans is $19 before the discount. write and simplify an expression to find the amount pani pays if a $3 discount is applied to her total

Reduce fractions expressing probability to lowest terms. in 3,000 repetitions of an experiment, a random event occurred in 500 cases. the expected probability of this event is?