Two different cross sections are taken parallel to the base of a three-dimensional figure. the two cross sections are the same shape, but are not congruent. which could be the three-dimensional figure? check all that apply.

-cone
-cylinder
-rectangular prism
-triangular prism
-triangular pyramid
-square pyramid

Which points are solutions to the linear inequality y < 0.5x + 2? check all that apply. (–3, –2) (–2, 1) (–1, –2) (–1, 2) (1, –2) (1, 2)

Aball is thrown from a height of 139 feet with an initial downward velocity of 15 ft/s. the ball's height h (in feet) after t seconds is given by the following. h=139-15t-16t^2 how long after the ball is thrown does it hit the ground? round your answer(s) to the nearest hundredth. (if there is more than one answer, use the "or" button.) t =

Solve 3x-18=2y and 5x-6y=14 by elimination or substitution . show all !