Can you me plz with any you can see

What describes horizontal cross section of the right rectangle 6m 8m 5m

Find the solution(s) to the system of equations. select all that apply y=x^2-1 y=2x-2

Suppose you are choosing a 6-digit personal access code. this code is made up of 4 digits chosen from 1 to 9, followed by 2 letters chosen from a to z. any of these digits or letters can be repeated. find the total number of personal access codes that can be formed. 492,804 341,172 39,917,124 4,435,236