Respuesta :

Answer:

see explanation

Step-by-step explanation:

1. The angle is RST

2. The sides of the angle are SR and ST

3. The angle can be named as ∠ RST, ∠ TSR, ∠ S

Note in the 3 letter angle name the vertex of the angle is in the middle

4 The square at S indicates the angle is right, that is 90°

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