A rectangular pool is 10 meters wide and 25 meters long. The depth of water "x" meters from the shallow end of the pool is
Part A. Write a left-hand Riemann Sum with 5 terms that approximates the volume of the water in the pool. Is your approximation an underestimate or an overestimate? Explain.
Part B. Write a definite integral that gives the exact volume of the water in the pool.
The Attempt at a Solution
Don't know where I should even begin. Forgot my book at school and its vacation time:(