the answer is 9
30 percent of 30 is 9
40 percent of 30 is 12
12+9 =21
30-21 =9
Step-by-step explanation:
AC=AB+BC-cos. AC=100+66-cos. AC=166-0.906. AC=√165.094. AC=12.8
Answer:
15
3 students can fit in one table. 5*3=15