10.5 fl (87.5%)
Step-by-step explanation:
also, you are giving 5 points to whoever answers your question, but it takes 10 points of your to ask the question
hope this helps <3
Answer:
13 sides
Step-by-step explanation:
Sum of interior angles = (n - 2) 180°
(n - 2)*180 = 1980
n-2 = 11
n = 13
Answer:
A. 11x-3
Step-by-step explanation:
perimeter=sum of all sides
=(x+3)+(2x-4)+(4x+5)+(3x-1)+(x)
= 11-3