Answer:
The height of the pyramid is 
Step-by-step explanation:
we know that
The volume of the trapezoid pyramid is equal to

where
B is the area of the trapezoid base
h is the height of the pyramid
we have


substitute and solve for h


The second one is correct
Answer:
the x intercept of the function graphed below us -8,0
Step-by-step explanation:
research
This is exponential growth. Use the formula P = 14000 (1+0.025)^5.
Note that (1+0.025)^5 = 1.025^5 = 1.131. Mult. the given population, 14000, by this factor to find the answer. Then round off your answer to the nearest whole number.