Find the balance in an account at the end of 8 years if $6000 is invested at an interest rate of 4.2% that is compounded continuously. a. $8396.03
b. $ 8338.60
c. $8262.77
d. $6257.37

in problems involving proportions, we can use cross products to test whether two ratios are equal and form a proportion. to find the cross products of a proportion, we multiply the outer terms, called the extremes, and the middle terms, called the means.

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v = 1/3 a^2h

step-by-step explanation:

if the height is 57.7cm and the height of the slant edge is 18.2cm, then the volume is 1/3 a^2h.