The circle is inscribed in triangle AEC.

A circle is inscribed in triangle A E C. Points B, F, and D of the circle are on the sides of the triangle. Point B is on side A C, point D is on side E C, and point F is on side A E.

SU and VT are chords that intersect at point R.

A circle is shown. Chords S U and V T intersect at point R. The length of S R is x + 6, the length of R U is x, the length of V R is x + 1, and the length of R T is x + 4.

What is the length of line segment VT?

4 units
8 units
13 units
14 units