Atree casts a shadow 32 ft long. at the same time, the shadow cast by a vertical 8-ft post is 4 ft long. find the height of the tree.

Using pert, adam munson was able to determine that the expected project completion time for the construction of a pleasure yacht is 21 months, and the project variance is 4. a) what is the probability that the project will be completed in 17 months? b) what is the probability that the project will be completed in 20 months? c) what is the probability that the project will be completed in 23 months? d) what is the probability that the project will be completed in 25 months? e) what is the due date that yields a 95% chance of completion?

If f(x) = -2x2 - 3 and g(x) = 3x - 4, then f(g(2))=

Plz fasttommy has n friends. he wants to give each friend 5 pencils. write an expression to show how many pencils tommy will share