By the formula for the area of an equilateral triangle (s^2sqrt(3)/4), the area is sqrt(3)/4.
He had 28.5kg but then he sold 16.93kg so that would be 28.5kg - 16.93kg which is 12.57kg, and then he sold another 9.807 so you do 12.57 - 9.807 which is 2.763kg. Are you sure this is middle school maths and not primary school?
Each person will get 6/8. Hope this helped.
Answer:
n < 5
Step-by-step explanation:
(3n + 5) + (-5) < 20 + (-5)
3n + 5 - 5 < 20 - 5
3n < 15
3n/3 < 15/3
n < 3*5/3
n < 5