Which of the following is equal to π

if C represents circumference, d represents diameter, and r represents radius?

Sharon used 25 gallons of gasoline in traveling 350 miles. how much gasoline will he use in traveling 462 miles? answer

A sample of iron ore was found to contain 44% iron by weight. How many pounds of iron are in 450LBS of this ore?

Systems of inequality

A study of the use of social media asked a sample of 488 American adults under the age of 40 and a sample of 421 American adults aged 40 or over about their use of social media.

The rabbit population in a certain area is 200% of last years population. There are 1,300 rabbits this year. How many were there last year

How is a relationship determined when looking at a scatterplot?

9/12 in simpilest form

4. The vertical line that passes through the vertex is called the u is the

For the function f (x) = - (x + 1) ^2 + 4, identify the vertex, domain, and range. a. The vertex is (-1, 4), the domain is all real numbers, and the range is y ≥ 4. b. The vertex is (-1, 4), the domain is all real numbers, and the range is y ≤ 4. c.

3[ (5) / (-9) (6) / (-2) ]-2[ (0) / (-2) (2) / (-4) ]