A right triangle has one side of 5 and another side of 4 (neither side is the hypotenuse). What is the angle adjacent to the side that is 5?

A. 10.87°
B. 15.34°
C. 18.13°
D. 38.66°


Answer: D

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Si se construye una escalera con una altura total de 7'-7" (2.10 m - 17.80 cm), la cantidad de contrahuellas necesarias y la altura de la contrahuella es de_____

a. 11 contrahuellas, cada una de 71 /2" (19.05 cm) de alto b. 12 contrahuellas, cada una de 7" (17.80 cm) de alto c. 13 contrahuellas, cada una de 7" (17.80 cm) de alto d. 14 contrahuellas, cada una de 71 /4" (18.40 cm) de alto

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What will be an ideal response?

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Find a 95% confidence interval for the difference in mean lifetime between the front and rear brake pads.

For a sample of nine automobiles, the mileage (in 1000s of miles) at which the original front brake pads were worn to 10% of their original thickness was measured, as was the mileage at which the original rear brake pads were worn to 10% of their original thickness. The results are given in the following table.

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