If BACD is an isosceles trapezoid what is X?

15 and 14.7 are 1 apart, so 15 – 14.7 must be 1.

If t17 = 3 (t5) in an arithmetic progression, find t1 in terms of d.

The map shows the location of the airport and a warehouse in a city. though not displayed on the map, there is also a factory 112 miles due north of the warehouse. a truck traveled from the warehouse to the airport and then to the factory. what is the total number of miles the truck traveled?