Question

Write an expression for angle rst.

Answer 1

∠RST = 6x - 18

Explanation:

Since SQ bisects ∠TSR then ∠RSQ = ∠QST = 3x - 9

and ∠RST = ∠RSQ + ∠QST = 3x - 9 + 3x - 9 = 6x - 18