7. Measures of three of the five angles in the polygon below are given. If the interior angles A and B are equal in size, what is their size? Show your
reasoning

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