Pick all the names for this shape. Sides that appear to be parallel are parallel A. Parallelogram
B. Rectangle
C. Trapezoid
D. Quadrilateral

Umm.. just started this 2day and its not on my notes(p′︵‵。)

3. find the radius of circle p.4. find y.

(a) (8%) compute the probability of an even integer among the 100 integers 1! , 2! , 3! , until 100! (here n! is n factorial or n*(n-1)*(n-2) *… 1) (b) (16%) compute the probability of an even integer among the 100 integers: 1, 1+2, 1+2+3, 1+2+3+4, …., 1+2+3+… + 99, and 1+2+3+… + 100