2. Which statement can you conclude is true from the given information? (1 poir O ZIAK is a right angle,
OBIBK
OB is the midpoint of IR.
OBK - AK

The circumference of a circle is 60 pi cm3what is the radius of the circle

Abox contains 1 plain pencil and 4 pens. a second box contains 5 color pencils and 5 crayons. one item from each box is chosen at random. what is the probability that a plain pencil from the first box and a color pencil from the second box are selected? write your answer as a fraction in simplest form.

The graph of y = ax^2 + bx + c is a parabola that opens up and has a vertex at (0, 5). what is the solution set of the related equation 0 = ax%2 + bx + c?