Five different ways in which satourism promotes tourism development and growth in south africa as a destination of choice both local globally

The SATourism or South-African Tourism planned and developed ways to promote tourism development and growth in the South Africa as a destination of choice, both local and globally. Some ways are enumerated below:
1. They broadcast and awareness of South Africa.
2. They have also increased events in the South Africa.
3. They have increased fund and budget to beautify South Africa.
4. They increased foreign trust arrivals.
5. They promote South Africa as a meeting destination. 

Frequency is the number of complete oscillations of a wave per second.

One of the angles would be 70 degrees and the other one would be 90 degrees