Answer:
20π sq ft ≈ 62.83 sq ft
Step-by-step explanation:
Area of table with diameter 8 ft = π*8^2/4 = 16π
Area of table with diameter 12 ft = π*12^2/4 = 36π
Difference between the area of the tables ;
= 36π - 16π
= 20π sq ft ≈ 62.83 sq ft ( π = 3.14)
A. 7
b. -2
c. 1-3s
7-3(s+2)
7-3s-6
1-3s
Answer: 226.19
Step-by-step explanation:
Answer:
70 billion bacteria
Step-by-step explanation:
I. Given 1 oz = 28 g, 1g contains 2.5 billioin bacteria, find bateria in 1 oz by
If 1 oz = 28g and 1 g = 2.5 billion bacteria
1 = 2.5 billion
28* 1 = 2.5 *28 billion
28g = 70 billion
That makes 70 million bacteria per 1 oz.
Hope that help :)