Aregular octagon has side length 10.9 in. the perimeter of the octagon is 87.2 in and the area is 573.67 in2. a second octagon has side lengths equal to 21.8 in. find the area of the second octagon. round to the nearest hundredth. 261.60 in2 2294.68 in2 317.06 in2 142.66 in2

What scale factor was applied to the first rectangle to get the resulting image interior answer as a decimal in the box

Solve the equation using the zero-product property. -3n(7n - 5) = 0 a. 0, -5/7 b. -1/3, -5/7 c. -1/3, 5/7 d. 0, 5/7

Scores on a university exam are normally distributed with a mean of 78 and a standard deviation of 8. the professor teaching the class declares that a score of 70 or higher is required for a grade of at least “c.” using the 68-95-99.7 rule, what percentage of students failed to earn a grade of at least “c”?