Pls help me :( A model rocket is launched from a platform and its height h metres is given as a function of
the elapsed time t seconds by 2 htt =− + + 4 9 180 2 . . Using a graphing calculator determine:
a) the maximum height of the rocket
b) the time required for the rocket to reach its maximum height
c) the time required for the rocket to reach the ground

Koda is making birdhouses for a park. the instructions tell him how many of each wooden shape is needed for one birdhouse. complete each statement to adjust the number of shapes for each new situation if he follows the given instructions. to make 8 birdhouses, koda will trapezoids.  for koda to make birdhouses, he will need 12 rectangles. if koda uses 4 squares to make birdhouses, he will use triangles.