Which transformation of figure a results in figure a'?
a reflection across the y-axisa reflection across the x-axisa clockwise rotation of 90° about the origina translation 12 units right and 2 units do

Lisa has three classes that each last 50 minutes. what is the total number of minutes of the three classes

An office supply company conducted a survey before marketing a new paper shredder designed for home use. in the survey, 80 % of the people who tried the shredder were satisfied with it. because of this high satisfaction rate, the company decided to market the new shredder. assume that 80 % of all people are satisfied with this shredder. during a certain month, 100 customers bought this shredder. find the probability that of these 100 customers, the number who are satisfied is 69 or fewer.

For the chance to be team captain, the numbers 1-30 are put in a hat and you get two chances to pick a number, without replacement. which formula correctly shows how to find the probability that you choose the number 1 and then 2?