What is the value of y? a. 30 b. 120 c. 60 d. 180
...
Answers: 1
Mathematics, 21.06.2019 18:30
The measure of one angle of an octagon is two times smaller that of the other seven angles. what is the measure of each angle?
Answers: 3
Mathematics, 21.06.2019 18:50
Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (-4, 0) and (6,0). the y-intercept of thefirst parabola is (0, –12). the y-intercept of the second parabola is (0-24). what is the positive difference between the avalues for the two functions that describe the parabolas? write your answer as a decimal rounded to the nearest tenth.
Answers: 2
Mathematics, 21.06.2019 19:40
Afactory makes propeller drive shafts for ships. a quality assurance engineer at the factory needs to estimate the true mean length of the shafts. she randomly selects four drive shafts made at the factory, measures their lengths, and finds their sample mean to be 1000 mm. the lengths are known to follow a normal distribution whose standard deviation is 2 mm. calculate a 95% confidence interval for the true mean length of the shafts. input your answers for the margin of error, lower bound, and upper bound.
Answers: 3
Mathematics, 21.06.2019 20:00
Suppose you are an avid reader and are looking to save money on the cost of books instead of paying about $20 for each book, you decide to look into purchasing a kindle for $120 you can purchase e-books for about $5 each 1. find the slope-intercept equation for the cost of the hard copy of books using x to represent the number of books 2. find the slope-intercept equation for the cost of the kindle with cost of e-books using x to represent the number of books
Answers: 1
Mathematics, 09.07.2021 14:50
Mathematics, 09.07.2021 14:50
Social Studies, 09.07.2021 14:50
Physics, 09.07.2021 14:50
Spanish, 09.07.2021 14:50
Mathematics, 09.07.2021 14:50
Business, 09.07.2021 14:50
Computers and Technology, 09.07.2021 14:50
Mathematics, 09.07.2021 14:50
Arts, 09.07.2021 14:50
Spanish, 09.07.2021 14:50
Computers and Technology, 09.07.2021 14:50