For triangle FGH, angles F and G are known, as is the length of side h. Which method should be used to start solving triangle FGH? - neither law can be used
- law of sines
- law of cosines
- both laws can be used

The depreciation per unit for a company

Plz heeeeeeelp plz give me the answer

Galen sold tickets of his church’s carnival for a total of $2,820. children’s tickets cost $3 each and adult tickets cost $5 each. the number of children’s tickets sold was 30 more than 3 times the number of adult tickets slod. how many children’s ticket and how many adult tickets did he sell?