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In the diagram, XZ is the diameter of a circle's radius \(\frac{5}{2}\). If XY is...

Mathematics
JAMB 1981

In the diagram, XZ is the diameter of a circle's radius \(\frac{5}{2}\). If XY is 4cm, then the area of the triangle XYZ is

  • A. 12cm2
  • B. 28\(\frac{1}{2}\)cm2
  • C. 16cm2
  • D. 10cm2
  • E. 6cm2
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
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Correct Answer: Option E
Explanation

Area of the triangle XYZ = \(\frac{1}{2}\)bh = \(\frac{1}{2}\)ZY x XY

= \(\frac{1}{2}\) x 3 x 4

= 6cm2.


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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
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