Answer:
866.64
Step-by-step explanation:
40/2 = 20
A = πr²
3.14*20² = 1256
52/2 = 26
3.14*26² = 2122.64
2122.64 - 1256 = 866.64
4232 divided by 18 equals 235.1
Answer:
i think it true if right mark me as brainiest and thank
Step-by-step explanation:
Plugging directly into the combination formula, the answer is
where we have cancelled out common factors.