Can someone with this geometry problem

Find the value of x. round the length to the nearest tenth

Triangle dog was rotated to create triangle d'o'g'. describe the transformation using details and degrees.

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