Picture Perfect

Autor:wotton.dorothea.18

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.

Nuevos recursos

Untitled
רישום חופשי
Solving 2x2 and 3x3 Systems Using Cramer's Rule
Kopie von Exact values on the unit circle (degrees)
Rectangular Cross Sections

Descubrir recursos

Aristarchos' shadow length (cone issue)
Investigating General Linear Equations
ani_standing_wave
midpoint quadrilateral
Cn Symmetry
orthocenter

Descubre temas

Trigonometría
Términos
Problemas de Optimización
Boceto
Rotación