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The diameter of a birch tree is proportional to its age. Use the graph to determine how long it takes for a birch tree to reach a diameter of 42 inches.



It takes about ____
years.

The diameter of a birch tree is proportional to its age Use the graph to determine how long it takes for a birch tree to reach a diameter of 42 inches It takes class=

Respuesta :

reynawolfie

Answer:

12 years

Step-by-step explanation:

slope= y2-y1/x2-x1

(2,7), (0,0)

7-0/2-0

7/2

y= 7/2x

42= 7/2x

x= 12

Answer:

No answers here.

Step-by-step explanation:

But let me guess this is from Ms. Wong?

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