PLS HELP (delta math)

What additional information could be used to prove that δxyz ≅ δfeg using asa or aas? check all that apply. ∠z ≅ ∠g and xz ≅ fg ∠z ≅ ∠g and ∠y ≅ ∠e xz ≅ fg and zy ≅ ge xy ≅ ef and zy ≅ fg ∠z ≅ ∠g and xy ≅ fe

For f(x)=2x+1 and g(x)= x^2 -7, find (f•g)(x)

In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class