Answer:
Everything is x2 itself.
Step-by-step explanation:
5x2=10 10x2=20 20x2=40
What's the actual question? That's the same as the radius of the circle if that's what you're asking
7x20x11= 1540
30x4x11=1320
1540+1320=2860
I think you did all your other questions right and here i attached the photo for how to do number 5