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04-08-2015
Mathematics

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Solve the area formula for a triangle, A = 1/2bh , for h.

a) [tex]h= \frac{2b}{A} [/tex]
b) [tex]h= \frac{2A}{b} [/tex]
c) [tex]h= \frac{A}{2b} [/tex]
d) [tex]h= \frac{b}{2A} [/tex]

Respuesta :

04-08-2015

[tex]A=\frac{1}{2}bh \ \ \ \ \ \ |\times 2 \\ 2A=bh \ \ \ \ \ \ |\div b \\ \frac{2A}{b}=h \\ h=\frac{2A}{b} \\ \\ \hbox{answer B}[/tex]

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