Display-board dimensions

Display-board dimensions

Secondary 2
TGM Original Questions

A rectangular display board has width \(3x\) cm and height \((x+y)\) cm. Its width can also be written as \(4y\) cm, and its perimeter is \(38\) cm.

  1. Write down two equations connecting \(x\) and \(y\).
  2. Solve the equations obtained in (a) to find \(x\) and \(y\).
  3. Hence, state the dimensions of the display board.

Solution:

Solution locked

Sign in to view the step-by-step solution

Similar questions are unavailable for this question.
Answer:\(x=4\), \(y=3\); the display board is 12 cm by 7 cm.

Need help? Join our JC Math tuition classes.

Learn more