Answer:
Step-by-step explanation:
Now, this can be tricky.
<u>But, we can use a calculator.</u>
<u>According to the calculator, the answer was 0.7071.</u>
That means 0.7071 is the answer.
This image is optional. Use it for hints.
Answer: A = 78.5
Step-by-step explanation: 10/2= 5
3.14*5*5= 78.5