Enlarged rectangles and perimeter

Enlarged rectangles and perimeter

Secondary 2
TGM Original Questions

Rectangle \(P\), of base \(4\) cm and height \(h\) cm, is enlarged to rectangle \(Q\), whose corresponding base is \(12\) cm.

  1. Find the scale factor.
  2. If the perimeter of \(Q\) is \(36\) cm, find \(h\).

Solution:

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Answer:(a) \(3\); (b) \(h=2\) cm.

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