Need help with this asapp State what additional information is required in order to know that the triangles are congruent for the reason given

(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

On a architect's drawing of a house, 1 inche representa 1.5

Can someone me and do the problem plz so i can understand it more better