Afarmer builds a fence to enclose a rectangular pasture. he uses 160 feet of fence. find the total area of the pasture if it is 50 feet long.

Timed*** there are 8 rows and 8 columns, or 64 squares on a chessboard. suppose you place 1 penny on row 1 column a, 2 pennies on row 1 column b, 4 pennies on row 1 column c, and so on … how many pennies are on each square? a =   b =   c = d =   e =   f = g =   h =

Which expression is equivalent to? assume x > 0 and y > 0.

Math it's appreciated. (picture provided)