Which equations show the associative property?
select each correct answer.
(a)(−8 1/1+(−1 5/6))+(−5 1/6)=(−5 1/6)+(−8 1/1+(−1 5/6))

(b)2 1/6+(−1/6+(−3 7/8))=(2 1/6+(−1/6))+(−3 7/8)

(c)(1/4+(−4/5))+(3/5)=1/4+(−4/5+3/5

) (d)2 1/2 +(-2/3+(-4 1/9))=2 1/2 –(2/3+4 1/9

The number of chocolate chips in an 18-ounce bag of chocolate chip cookies is approximately normally distributed with a mean of 1252 chips and standard deviation 129 chips. (a) what is the probability that a randomly selected bag contains between 1100 and 1500 chocolate chips, inclusive? (b) what is the probability that a randomly selected bag contains fewer than 1125 chocolate chips? (c) what proportion of bags contains more than 1225 chocolate chips? (d) what is the percentile rank of a bag that contains 1425 chocolate chips?

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

Find the area of an equilateral triangle with a side of 6 inches