-24 1/2 as a decimal number

Answer and Explanation

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The answer is -24.5 because...

=

and

=

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= -24.5

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Hope this helps! :)

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439400

step-by-step explanation:

130^2 = 16900

16900*26 = 439400

56.6

step-by-step explanation:

the ratio of the perimeters is equal to the scale.

the ratio of the areas is equal to the square of the scale.

34 / 20 = k

a / 19.6 = k²

substituting:

a / 19.6 = (34 / 20)²

a = 19.6 (34 / 20)²

a ≈ 56.6