In an albatross colony the wingspan of the birds is approximately normally distributed with an average wingspan of 3.07 metres and standard deviation 0.48 metres. What percentage of the birds have wingspan above 2.91 metres?

Give your answer rounded to the nearest integer. Do not include the percent sign.

What is the ratio for the surface areas of the cones shown below, given that they are similar and that the ratio of their radii and altitudes is 2: 1? submit

If two parallel lines are cut by a transversal, interior angles on the same side of the transversal are supplementary. a. always b. sometimes c. never

Match the following reasons with the statements given to create the proof. 1. do = ob, ao = oc sas 2. doc = aob given 3. triangle cod congruent to triangle aob vertical angles are equal. 4. 1 = 2, ab = dc if two sides = and ||, then a parallelogram. 5. ab||dc if alternate interior angles =, then lines parallel. 6. abcd is a parallelogram cpcte