Using the figure and the Pythagorean theorem, we can write two equations which both equal h^2 : ^2 =b^2 - (a-x)^2 and h^2 = d^2-x^2 . Set them equal to each other and solve for b^2 1. b^2 = d ^2-a^2-2ax
2. b^2=d^2-a^2+2ax
3. b^2 = (a-x) ^2 -d^2
4. . b^2=d^2-a^2-2ax

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.

Explain step-by-step how to simplify -5(2x – 3y + 6z – 10).

Ajar of gumballs contains 4 reds, 2 greens, and 6 blues. what is the probability of getting two blues in a row without replacement?