Examine the diagram of circle P, where diameter CD¯¯¯¯¯¯¯¯ bisects chord AB¯¯¯¯¯¯¯¯ at point N. The diagram as described in the problem. © 2016 StrongMind. Created using GeoGebra. Nestor is about to write a proof that CD¯¯¯¯¯¯¯¯⊥AB¯¯¯¯¯¯¯¯. Which statements are true? Select all that apply. m∠APB=30∘ m∠APB=90∘ m∠BNP=45∘ m∠BNP=90∘