I think the remaining number is x
2a+b4.....................
The short line is the hand the long is the minutes that may help you.
10:25
The slope is gonna be 3
the equation will be y=3x+20
Area is 10pi I think Bc radius is radical 10 Bc 2 radical 10/2 is radical 10. Then we do pi times radical 10 to the second power. Radical 10 to the second power is 10 Bc we remove radical when it is to the second power. Therefore, it becomes 10 times pi or 10pi