If a normal distribution has a mean of 62 and a standard deviation of 12 what is the z-score for a value of 80
a: 1
b: 1.5
c: 2
d: 0.5

Acircular city park has a sidewalk directly through the middle that is 111 - feet long. if each bag of fertilizer covers 50 square feet, then determine how many bags of fertilizers the parks and recreation department needs to use to cover the circular park. ignore all the sidewalks around and through the park.

The sum of two numbers is 12 and their difference is 18 what are the two numbers

Δabc is dilated by a scale factor of 3 with the origin as the center of dilation to form δa′b′c′. the slope of is -1.2. the length of is p units, the length of is q units, and the length of is r units. the slope of is . the length of is units.