The area A of a triangle is given by the formula A=1/2bh If the base of the triangle with height 12 inches is doubled, its area will be increased by 48 square inches. Find the base of the orignial triangle.

2 answers

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The height of a triangle with base b and area A is given by the formula h = 2a/b.



What is the height of a triangle with area 26 cm2 and base 8 cm?