Question

(25 points) find x and y of the heptagon more info in the picture above

Answer 1

x = 128.57°

y = 51.43°

Explanation:

x = (n - 2) × 180°/n = (7 - 2) × 180°/7 = 900/7° = 128.57°

x + y = 180

y = 180° - 128.57°

y = 51.43°