A regular square pyramid has volume of 2400 cmr- and height of 18 cm. Calculate the approximate base length of the pyramid.

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step-by-step explanation:

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step-by-step explanation:

d) 30 units^2

area of rectangle = l × b

we know,

length = 10 unit

breadth = 3 unit

applying the formula,

= l × b

= 10 × 3

= 30 unit^2

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4a. is 3 miles every hour

4b. is 1/3 of an hour per mile

step-by-step explanation: