Can yall help wit the numbers and the questions

Achef will make pizzas. he has broccoli, peppers, onions, pepperoni, and sausage. how many types of vegetable and one type of meat?

In the figure below, segment ac is congruent to segment ab: triangle abc with a segment joining vertex a to point d on side bc. side ab is congruent to side ac which statement is used to prove that angle abd is congruent to angle acd? segment ad bisects angle cab. triangle acd is similar to triangle abd. segment ad is congruent to segment ac. angle cab is congruent to angle cba.

Evaluate cos2θ for cosθ = square root of 3/2