Picture Perfect

The Problem:

A 9-by-12 rectangular picture is framed by a border of uniform width. Given that the combined area of picture plus frame is 180 square units, find the width of the border.

Novos recursos

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רישום חופשי
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'Einstein' tile vitral

Descubrir recursos

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Descobre os temas

Vectores 2D (Bidimensionais)
Esfera
Probabilidade
Volume
Matemáticas