What did mahtma gandi accomplished

Mahatma Gandhi was the leader of India's non-violent independence movement against British rule and in South Africa who advocated for the civil rights of Indians Mahatma Gandhi was the leader of India's non-violent independence movement against British rule and in South Africa who advocated for the civil rights of Indians.

Use the formula: (n-2)×180, where n is the number of sides(18-2)×180= 28800, now this is the full exterior angle of 18-gon so you divide it by 18.28800÷18=160