WILL GIVE BRAINLIEST Which infinite geometric series diverges?

S= 4.2 + 3.57 + 3.0345 + …

S= 262 + 301.3 + 346.5 + …

S= 100 + 50 + 25 + …

S= 6651 + 729 + 81 + …

What is the value of the expression below? (81^2)^1/8

What is an alternate exterior angle

Koji is installing a rectangular window in an office building. the window is 823 feet wide and 534 feet high. the formula for the area of a rectangle is a=bh. what is the area of the window? enter your answer as a mixed number in simplest form in the box. $$ ft2