B. (09.04 LC) A circle is centered at (7,8) and has a radius of 11. Which of the following is the equation for this circle? (6 points)
O (x - )2 + (y - 3)2 - 121
O (x - 7) + (y - 3)2 - 11
O (x + 2)2 + (y +
Y*
O (x + 7) + (y + 8)2 - 11
- 121

How would i answer this for an exam?

(10 points) 1. cone 2. rectangle 3. triangle 4. circle 5. cylinder a. perpendicular cross section of a pyramid b. perpendicular cross section of a cylinder c. parallel cross section of a sphere d. shape created when a rectangle is rotated about the y-axis e. shape created when a right triangle is rotated about the y-axis

How did geography influence the settlement of early africa.