How much of the circle is shaded? Write your answer as a fraction in simplest form. 4/7 1/3

What is the value of f(x) = 2.2 for f(-2)?

Three numbers x, y, and z are in the ratio 2: 7: 8. if 12 is subtracted from y, then three numbers form a geometric sequence (in the order x, y–12, z). find x, y, and z. there are 2 sets.

Which of the following pair(s) of circles have las a common external tangent? select all that apply. a and b a and c b and c