Convert 45 mg to kg.
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There are 1000 mg to 1 g, and 1000 g to 1 kg.

So there are 1,000,000 mg to 1 kg, which makes

45 mg = (45 mg) * (1/1,000,000 kg/mg) = 0.000045 kg

(Basically, you move the decimal point to the left 6 times.)

- 1.613 = -1.6 or -1.61

-1.522 = -1.5 or -1.52

0.587 = 0.6 or 0.59

3.079 = 3.1 or 3.08

complete the steps to find the area of the trapezoid.

area of rectangle = 256   square units

area of triangle 1 = 24  square units

area of triangle 2 = 16  square units

area of triangle 3 =   96 square units

area of trapezoid = 120  square units

step-by-step explanation: