B) what is the sum of the exterior angles of the equilateral triangle ∠m + ∠r + ∠x? explain your reasoning. (2 points)

If you are trying to move an attached term across the equal sign (=), what operation would you use to move it?

What is the simplified form of (3.25x10^3)(7.8x10^6) written in scientific notation?

The number of chocolate chips in a bag of chocolate chip cookies is approximately normally distributed with a mean of 12611261 chips and a standard deviation of 118118 chips. (a) determine the 2626th percentile for the number of chocolate chips in a bag. (b) determine the number of chocolate chips in a bag that make up the middle 9696% of bags. (c) what is the interquartile range of the number of chocolate chips in a bag of chocolate chip cookies?