Answer:
10
Step-by-step explanation:
<u>A negative number with another negative sign is practically a positive number. </u>
Example: -(-4)
-(-4)
-1 * -4
4
Question: -(-10)
-(-10)
-1 * -10
<em>10 </em>
Answer: 10
B.)
Area=theta/360*pi r^2 for any theta r