50 POINTS find each value or measure. Assume that all segments that appear to be tangent are tangent​

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

If abcde is reflected over the x-axis and then translated 3 units left, what are the new coordinates d? are he re

Given that sin∅ = 1/4, 0 < ∅ < π/2, what is the exact value of cos∅? a. (√4)/4 b. (√15)/4 c. (4π)/2 d. (4√2)/4