If the perimeter of the pentagon below is 7x1 + 9x3 - 6x2 + 10, what is the length of
the missing side?

yes. we do proportions in probabilities.

d) 30 units^2

area of rectangle = l × b

we know,

length = 10 unit

breadth = 3 unit

applying the formula,

= l × b

= 10 × 3

= 30 unit^2

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