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2 marksMeasurement Problems

CSEC Mathematics · January 2011 · Paper 2 · Question 8(b)

Rectangle D has a perimeter of 24 cm, with length, l, and width, w. The area of rectangle D is to be as large as possible.

Determine the values of l and w. In the table, write the values of l, w and the area of rectangle D.

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Other parts of this question

  1. 8(a)(i)a)Draw and label rectangle B of area 27 square units and perimeter 24 units.[4 marks]
  2. 8(a)(i)b)Draw and label rectangle C of area 32 square units and perimeter 24 units.[1 mark]
  3. 8(a)(ii)Complete the table to show the dimensions of rectangles B and C, drawn at (a)(i) above.[2 marks]
  4. 8(c)Determine the values of l and w. In the table, write the values of l, w and the area of rectangle E.[2 marks]

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