Find the sum to infinity of the following series: 1/4 + 2/4^2 + 1/4^3 + 2/4^4 + ...

50 points! antonio made a scale model of a building. the model's scale is 1 inch to 235 feet and its height is 3.5 inches. what is the exact height of the actual building? enter your answer in the box.

Elizabeth is using a sample to study american alligators. she plots the lengths of their tails against their total lengths to find the relationship between the two attributes. which point is an outlier in this data set?

Find the length of the normal and the angle it makes with the positive x-axis. (see pictured below)