Dear Sreejith sirI so your comment just noparwt a) of the quetion is okpart b) When X changesto 10 Angle D become 100. At the same time ange B also change. Ic triange itself change. Naturally circumcircle become another one.We canot say D is on the civen circle or not.The things given in the text is different. There B remains constantso we cannot answer it reasonablyhence c) alsoThis is my thought . Expecting comments from others in the central region
Dear Sreejith sirI so your comment just noparwt a) of the quetion is okpart b) When X changesto 10 Angle D become 100. At the same time ange B also change. Ic triange itself change. Naturally circumcircle become another one.We canot say D is on the civen circle or not.The things given in the text is different. There B remains constantso we cannot answer it reasonablyhence c) alsoThis is my thought . Expecting comments from others in the central region