Find the quotient. -10 d^4 e^3 f^5 ÷ 15 d^2 e^2 f 2/3 def 1/3 d^4 e^3 f^2 -1/3 d^2 e^2 f^2 -2/3 d^2 e f^4

Anyone know? is appreciated! will mark brainliest if correct!

Two streets intersect at a 30- degree angle. at the intersection, the are four crosswalks formed that are the same length. what type of quadrilateral is formed by the crosswalks?

Anormally distributed data set has a mean of 176.3 and a standard deviation of 4.2. what is the approximate z-score for the data value of 167.9? 2.00 −2.00 8.4 −8.4