A photograph is 3cm longer than it is wide. If a 4cm border is added to all sides, the the total area will be 460 sq cm. What ar e the dimensions of the photograph itself?
1 answer:
The answer is 15cm x 12cm
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*if you ever need to do more math like this, I suggest using desmos :)
You can draw the 3 rectangles with these measurements then divide one horizontally one vertically and one slanted from one top corner to one bottom corner
