A circle has a diameter of 16 mm. What is its circumference?
Use 3.14 for 1, and do not round your answer. Be sure to include the correct unit in your answer.

Suppose a man is heterozygous for heterochromia, an autosomal dominant disorder which causes two different‑colored eyes in an individual, produced 25‑offspring with his normal‑eyed wife. of their children, 15 were heterochromatic and 10 were‑normal. calculate the chi‑square value for this observation.

Atoy company is considering a cube or sphere-shaped container for packaging a new product. the height of the cube would equal the diameter of the sphere . compare the volume to surface area ratios of the containers. which packaging will be more efficient? for a sphere, sa =4πr²

If you have 12 feet of string and you cut it into equal length of 5 inches each how much string will be left