Find the value of x. The diagram is not to scale.
Given: Segment R S is congruent to Segment S T, mangleRST = 7x - 54, mangleSTU = 8x. Triangle R S T is shown. Side R T is extended as a ray past T through point U on the exterior of the triangle.
Given: Segment R S is congruent to Segment S T, mangleRST = 7x - 54, mangleSTU = 8x. Triangle R S T is shown. Side R T is extended as a ray past T through point U on the exterior of the triangle.