Find the area of the following
rhombus:
5 cm
13 cm
12 cm

Since the diagonals of a rhombus bisect each other, the diagonals are 5 * 2 = 10 and 12 * 2 = 24. To find the area of a rhombus we can divide the product of the diagonals by 2 which is 10 * 24 / 2 = 120 cm².

687.09 dollars       happy now

step-by-step explanation: 6870

1857 times .63 equals 1169.91 subtract that from 1857 you get 687.09

$4

step-by-step explanation:

$30×5=$150

$150 minus $130=$20

$20÷5=$4.

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