To check that 3 side lengths form a triangle, you only have to check the sum of the 2 shortest lenghts. Explin why

Astuntman jumping off a 20-m-high building is modeled by the equation h=20-5t^2, where t is the same in seconds. a high-speed camera is ready to film him between 15m and 10m above the ground. for which interval of time should the camera film him?

Evaluate 8j -k+148j−k+14 when j=0.25j=0.25 and k=1k=1.

With both problems. a. s.a. p directions on photo ^