Answer: C
Step-by-step explanation:
The perimeter (P) is the sum of all sides:
Answer:
60°
The sum of angles in a triangle is 180°.
∠R + 88° + 32° = 180°
∠R = 60° . . . . . . subtract 120° from both sides of the equation
Points
12 seconds
75 t=66t+108
75t-66t=108
9t=108
t=108/9=12