Answer:

Step-by-step explanation:
Step 1
Find the radius of the circular cross section
we know that
The circumference is equal to

we have

substitute and solve for r

simplify


Step 2
Find the area of the circular cross section
The area of the circle is equal to

we have

substitute


The correct factorization is
2(x-2)²
Answer:
2^0+2^1+2^2+...+2^49
Step-by-step explanation:
1=2^0
2=2^1
4=2^2
8=2^3
and so on
Answer:
omg thxxx and I hope you have a good day too :)))))))))
Answer:
2800 - 4000
Step-by-step explanation:
40 × 70 = 2800
50 × 80 = 4000