Respuesta:
20
Explicación paso a paso:
ar= b*h
h=2b
800=b*2b
800=2b^2
[tex]b=\sqrt{\frac{800}{2} } \\b=\sqrt{400} \\b=20[/tex]
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Respuesta:
20
Explicación paso a paso:
ar= b*h
h=2b
800=b*2b
800=2b^2
[tex]b=\sqrt{\frac{800}{2} } \\b=\sqrt{400} \\b=20[/tex]