1.

One of the angles of a certain triangle is three times the second angle and the third angle is \[16{}^\circ \] smaller than the first. Find the three angles.

A. \[72{}^\circ ,\text{ }28{}^\circ ,\text{ }80{}^\circ \]
B. \[50{}^\circ ,\text{ }45{}^\circ ,\text{ }65{}^\circ \] 
C. \[90{}^\circ ,\text{ }45{}^\circ ,\text{ }45{}^\circ \]
D. \[28{}^\circ ,\text{ }68{}^\circ ,\text{ }84{}^\circ \] 
Answer» E.


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