Answer: 81.2
Step-by-step explanation:
h(t) = -5t² + 40t + 1.2
h(4) = -5(4)² + 40(4) + 1.2 We plug 4 seconds as t, and solve h(4)
h(4) = -80 + 160 + 1.2
h(4) = 80 + 1.2
h(4) = 81.2
Answer:
32.625
Step-by-step explanation:
a square has all equal side so u divieded the amount of she used by 4
This can be solved by finding their point of intersection on the graph, which is at point (1,3).
784.5+(784.5×0.065)
=784.5+50.9925==835.4925 round the answer=835.5