Which points are on the graph of f(x)=(1/3)^x? Select each correct answer
1. (-1, -1/3)
2. (3, 27)
3. (-2, 9)
4. (0, 1)

Acircle has a radius of 5/6 units and is centered at (3.6, 7.8) write the equation of this circle

Astick 2 m long is placed vertically at point b. the top of the stick is in line with the top of a tree as seen from point a, which is 3 m from the stick and 30 m from the tree. how tall is the tree?

If the endpoints of the diameter of a circle are (8, 6) and (2,0), what is the standard form equation of the circle? a) (x + 5)2 + (y + 3)2 = 18 (x + 5)2 + (y + 3)2 = 3.72 (x - 5)2 + (y - 3)2 = 18 d) (x - 5)2 + (y - 3)2 = 32