Given: quadrilateral abcd with ∠a= ∠c and bd the bisector ∠abc
prove: db bisects ∠adc

Which statements are true? see picture

Elizabeth claims that the fourth root of 2 can be expressed as 2^m since (2^m)^n = 2. find the values of m and n for the case where elizabeth's claim is true.

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