This law is sometimes called the grouping property. as you can see, regardless of how the numbers are grouped, the answer is still 13. the associative law of multiplication is similar to the same law for addition. it says that no matter how you group numbers you are multiplying together, you will get the same answer.
Answer from: Quest
or
sin y = 7/q
7 is the opposite side length, q is the hypotenuse
tan y = 7/r
7 is the opposite side length, r is the adjacent side length
using sohcahtoa ^^^^
cos y = adjacent/hypotenuse
cos y = r/q
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The depth of a lake at a certain point, wich is a function of the distance of that point from shore, is 30 feet.