SOLUTION: how do i solve the area of a triangle which is height 12-3y and base being 14 using the formula 1 over 2 times base times height

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Question 284269: how do i solve the area of a triangle which is height 12-3y and base being 14 using the formula 1 over 2 times base times height
Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
h=12-3y, b=14
A=(1/2)14(12-3y)
=7(12-3y)
=84-21y
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Ed