Answer:
83
Step-by-step explanation:
The total angle of a flat line is 180. If you subtract the angle of 2 from 180 you get 83 which is the angle of 1.
Y ≤ 7
You add 2 on both sides
A square matrix has the same number of rows as columns. In computer graphics, square matrices are used for transformations. A rectangular matrix is one where the number of rows or columns may not be the same. ... Below is a 4 x 1 column matrix. A row matrix consists of a single row.