The circle is inscribed in triangle PRT.

A circle is inscribed in triangle P R T. Points Q, S, and U of the circle are on the sides of the triangle. Point Q is on side P R, point S is on side R T, and point U is on side P T. The length of R S is 5, the length of P U is 8, and the length of U T is 6.

Which statements about the figure are true? Select two options. (also how do you find the unknown side lengths)

The perimeter of the triangle is 19 units.
TU ≅ TS
PU ≅ TU
The length of line segment PR is 13 units.
The length of line segment TR is 10 units.

The circle is inscribed in triangle PRT A circle is inscribed in triangle P R T Points Q S and U of the circle are on the sides of the triangle Point Q is on si class=