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anonymous 4 years ago Write a function rule for the area, A, of a triangle whose base, b, is 2 cm less than seven times the height, h. What is the area of the triangle when the height is 14 cm?

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1. .Sam.

$A=\frac{1}{2}(7h-2)(7h)$ A=4704

2. .Sam.

I think the b=(7h-2)because "b, is 2 cm less than seven times the height, h"

3. anonymous

ah.. i don't know why i did that..

4. anonymous

|dw:1332806183597:dw|

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