Jim is building a model airplane. the scale is 1in: 40ft. the actual wingspan of the plane is 211 feet. how long will wings of the model be?

Iam a rectangle. my perimeter is 60 feet. how much are do i cover?

The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 a. at what time does the particle reverse direction? b. when is the displacement positive? (round one decimal place and answer in interval notation) c. when is the displacement negative? (round one decimal place and answer in interval notation) d. when is the particle’s acceleration positive? (round one decimal place and answer in interval notation) e. when is the particle’s acceleration negative? (round one decimal place and answer in interval notation)

Which of the following transformations will always produce a congruent figure?