Kurt says that if he starts with a number n and multiplies it by the next whole number and then adds 3,he will get 45
n(n+1)+3=45
what number is n make kurt's equation true

Which quadratic function best fits this data? x y 1 32 2 78 3 178 4 326 5 390 6 337 a. y=11.41x2+154.42x−143.9 b. y=−11.41x2+154.42x−143.9 c. y=11.41x2+154.42x+143.9 d. y=−11.41x2+154.42x+143.9

The rectangle on the right is the image of the rectangle on the left. what transformation would result in this image? reflection rotation translation dilation

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?