Asked by John

A picture measures 12cm by 9cm is surrounded by s frame whose area is 100 square centimetres, find the width of the frame.

6 years ago

Answered by oobleck

If the width is w, then we know that
(12+2w)(9+2w) - 12*9 = 100
Now just find w.

6 years ago

Answered by ayman

solve for me this question please

3 years ago

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