N³-n+1✓n^6+11n^5-7n³-9n²+7n+8​

The answer is 109 times per second

“exterior angles of triangles. an exterior (or external) angle is the angle between one side of a triangle and the extension of an adjacent side. try this drag the orange dots on any vertex to reshape the triangle.” look to get to the answer i explained what it means and other things i hope it you .

A= the square root of 3“if letters are anything like people, they’re all equal and deserve to be treated equally.”

It’s either a or c as the answer.