Answer:
B
Step-by-step explanation:
Since you are trying to find out half the number of students in a PE class, dividing would be most appropriate since you would be trying to find half.
Answer:
4b+b=70
5b=70
b=14
Step-by-step explanation:
4(14)+(14)=70
The third angle is 60 degrees. A triangle has 180 degrees so 180-30-90=60
Area of the square is 144m.
Area of the circle is 113.1m.
Subtract A of circle from A of Square which equals 30.9meters. That is your answer.
If you want I can teach you step by step just comment if you want me to...