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A quadrilateral has diagonal 5.5 cm and offsets 2.5 cm and 1.5 cm. Its area is:

A22 square cm
B8 square cm
C20 square cm
D11 square cm
Answer & Solution
Correct answer: D. 11 square cm
1. Half of 5.5 times (2.5 plus 1.5). 2. That is 2.75 times 4. 3. The area is 11 square cm. _Source: syllabus Mathematics, Chapter 11, Mensuration._
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