Whats the radian measure of the angle that subtends an arc length 2 radians on a unit circle?

Consider the first four terms of the sequence below. what is the 8th term of this sequence?

Find the value of x to the nearest tenth.

Indicate the equation of the given line in standard form. the line containing the longer diagonal of a quadrilateral whose vertices are a (2, 2), b(-2, -2), c(1, -1), and d(6, 4).