In δxyz, x = 5.9 meters, y = 8.9 meters, and z = 5.8 meters. find the remaining measurements of the triangle, and round your answers to the nearest tenth.

Can someone me with this problem . show your work .

Write and solve a real word problem that involves determining distance on a coordinate plane

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)