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A Rectangular Metal Duct Has a Width 8 In h=13 in. h = 13 \text { in. }

Question 76

Multiple Choice

A rectangular metal duct has a width 8 in. If the area of a cross section is 104 in. 2 , what is the height and the perimeter of a cross section?


A) h=13 in. h = 13 \text { in. }
B) h=9in.h = 9 \mathrm { in } .
C) P=43 in. P = 43 \text { in. }
D) P=42 in. P = 42 \text { in. }
E) h=6.5 in. h = 6.5 \text { in. }
F) P=21in.P = 21 \mathrm { in } .

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