Find the surface area of a square pyramid that has a side length of 15 ft and slant height of 19 ft. 160.8 ft 367.5 ft2 1365 ft2 795 ft2

The second term of an arithmetic sequence is 30. the fifth term is 90.calculatei). the commor difference of the sequence ii). the first term of the sequence tje first, second and fifth terms of the arithmetic sequence are the first three terms of a geometric sequence calculate the seventh term of the geometric sequence