question_answer

If the angles of a triangle are in the ratio \[1:2:1\] then which of the following statement (s) is/are correct (i) Triangle is right angled triangle. (ii) Triangle is an isosceles triangle. (iii) Angles of triangle are \[45{}^\circ ,\] \[45{}^\circ \] and \[90{}^\circ \] respectively.

A) (i) and (iii) is correct

B) Only (iii) is correct

C) (ii) and (iii) is correct

D) (i) and (ii) is correct