Find the mean of 9.63, 9.75, 9.79, 9.80, 9.88, 9.94, 9.98, 11.99
1 answer:
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Answer:
As shown in picture, we have
Hope this helps!
:)
Explanation:
Let say right triangle ABC has A = 90 deg.
=> BC is hypotenuse.
=> BC = AC x BC/AC = AC/(AC/BC) =AC/cosC.
That's the way we've done!