Respuesta :

sqdancefan

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Answer:

  (a)  31.5 in²

Step-by-step explanation:

The area of a rhombus is half the product of the lengths of the diagonals.

  A = 1/2(d1)(d2)

  A = (1/2)(7 in)(9 in) = 31.5 in²

There are 31.5 in² of space in the rhombus for engraving.

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