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A bird was sitting on a branch 1½ feet above the surface of a lake. The bird saw a fish and dove 2¼ feet straight down to catch it. Explain how you would use the number line below to find the depth, in feet, of where the birth caught the fish

A bird was sitting on a branch 1 feet above the surface of a lake The bird saw a fish and dove 2 feet straight down to catch it Explain how you would use the nu class=

Respuesta :

[tex]\begin{gathered} 1\cdot\frac{1}{2}=\frac{2+1}{2}=\frac{3}{2}=1.5ft \\ 2\cdot\frac{1}{4}=\frac{8+1}{4}=\frac{9}{4}=2.25ft \end{gathered}[/tex]

Since the bird is above the surface we assume its value as positive

1.5ft

and since the fish is below the surface we assume its value as negative

-2.25ft

Now, using the number line:

Ver imagen HaylieA732725

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