Does the graph represent an efficient network? if it does, explain how you know. if it does not, tell which edges you could eliminate to make it more efficient.

Use the radius you found in part i (r=26.8 cm) with the surface area formula below to find the surface area of the sphere. show your work and round your answer to the nearest tenth. the surface area of a sphere: sa = 4πr^2 self note: 3.8.4

With these: 18/36 = 1/? missing number change 1 5/8 to improper fraction. change 19/5 to a mixed number.

Write the rational number in lowest terms 99/-15