In Triangle DEF , the measure of angle F=90^ , DE = 44 feet, and FD = 11 feet. Find the measure of angle D to the nearest tenth of a degree .

Which expression is equivalent to (9x - 3 1/ + 1 3/8)

Expresa commuter train leaves downtown sation and travels at a average speed of 55 miles per hour towards the north side sation, which is 50miles away. thirty minutes later, express commuter train #7 leaves north side and travels at a average speed of 35miles per hour towards downtown sation. at the moment the two trains pass each other, how far(in miles) is train #12 from the downtown sation and how long(in minutes) has the #12 train been traveling

Elena is paid a constant rate for each hour she works. the table shows the amounts of money that elena earned for various amounts of time that she worked.