Question

Which of the following names is a correct representation for the angle formed by rays BO and BS (Vertex O)?

Options

• $\angle OBS$

• $\angle SOB$

• $\angle SBO$

• $\angle BOS$ and $\angle S O B$

Answer 1

$\angle BOS$ and $\angle S O B$

Explanation:

The vertex is O.

Both $\angle BOS$ and $\angle SOB$ place the vertex (O) in the middle, making both names correct.