1.

Which one of the following options represents an obtuse angled triangle?

A. \[50{}^\circ ,50{}^\circ ,110{}^\circ \]
B. \[45{}^\circ ,45{}^\circ ,90{}^\circ \]
C. \[95{}^\circ ,45{}^\circ ,40{}^\circ \]
D. \[50{}^\circ ,50{}^\circ ,100{}^\circ \]
E. None of these
Answer» D. \[50{}^\circ ,50{}^\circ ,100{}^\circ \]


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