Picture Perfect

Author: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.

New Resources

Midpoint Theorem Questions: Mild
Right Triangle Inscribed in a Semicircle
Congruent Figures
Slope Illustrator (2)
Isosceles Right Triangle

Discover Resources

Angles at the Centre and Circumference: reflex case
Medians
time and slot
Zip line
CIRCLES

Discover Topics

Similar Triangles
Division
Arithmetic Operations
Difference and Slope
Stochastic Process or Random Process