Answer: 22 Levels
Step-by-step explanation: He would need to go one level higher just to get to level one, and another 21 to get to the level that he wants to, so the total would be 22 levels.
The surface are is about 161.6 square centimeters.
Answer:
4a-4b
Step-by-step explanation:
In the numerator, we can simplify this: (2a-2b)^2 = ((2)(a-b))^2 = (2)^2(a-b)^2 = 4(a-b)^2 = 4 (a-b)(a-b). Thus, we get: (4(a-b)(a-b))/(a-b). We can cancel the top and bottom with a-b and get: 4(a-b) = 4a-4b.
I hope this helps!
Answer:
1. Parallel
2.overlapping
I only know these two
Step-by-step explanation:
Answer:
4 one
Step-by-step explanation: