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Julio considers the reduction of the triangle.

What is the correct cross product that he should use to solve for the missing dimension?
(8)(12) = 21x
(8)(21) = 12x
(12)(8) = 12x
(12)(21) = 8x

Julio considers the reduction of the triangle What is the correct cross product that he should use to solve for the missing dimension 812 21x 821 12x 128 12x 12 class=