Question

please tell me guys clearly ok​

Answer 1

Step-by-step explanation:

<BAC=<BDC[Angle on the segment of a triangle are equal]

<BDC=60°

In triangle BDC,

<DBC+<BDC+<BCD=180°[ANGLE SUM PROPERTY OF A TRIANGLE]

50°+60°+<BCD=180°

<BCD=180°-110°

70°