Answer:
Step-by-step explanation:
Mean = ∑x/ N
91 = ∑x / 150
∑x = 150 * 91 = 13650
x= 6825 and y = 6825
Answer: TSR, RST, S
Step-by-step explanation:
The formula is 2n-5(90). If you have any questions based on finding angles for polygons, feel free to ask it and I'll answer them for you.
