Watershed Development Programme under DPAP and EAS, DRDA

In the figure, AP and DP are bisectors of $angle D$ Prove that [2 dp ap How does shown and hidden APDP actually work ? · Sheet AP dpms dashboard D P Switch AP Brand Surface mount with indicator, 32 Amp, White : : Industrial & Scientific

dpms citizens search DP - DP ' M1 M , BE AP M1 M , AP M1 M , M1M , = = k , therefore BE = k Figure II