Find the angle complementary to the angle 80°25

What is the total area of the figure?

Line segment eg is partitioned by point f in the ratio 1: 1. point e is at e (0, 4), and point f is at (1, 3). what are the coordinates of point g? (−1, 5) (2, 2) (3, 1) (4, 0)

For the feasibility region shown below find the maximum value of the function p=3x+2y