A dump truck driver is delivering loads of sand for making sandbags to protect homes from flooding. Each load contains 12 m3 of sand and piles up into the shape of a cone as shown below. It is estimated that the pile will be large enough when it is 17m across and 9m high. How many truck loads of sand are needed?

your answer is 228

step-by-step explanation:

add the top and bottom bases together, then divide them by 2, then multiply by the height.

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step-by-step explanation:

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look at the picture.

y-intercept for the function on a picture is 4 → point (0, 4).

y-intercept for the function

is for x = 0. substitute:

y-intercept is 8 → point (0, 8).