College of Admission Tests Multan

Triangles

Solve the question of and select the option from the choices A through D/E. Check your Answer and view the explanation.

Question: 6

A triangle has angles of 30°:60°:90°. If the side opposite the 30° angle is 7, what is the length of the side opposite 60°?
  • 7√3
  • 14√3
  • 7√2/2
  • 7√2
  • 14

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Correct Answer: A

The pattern for 30° : 60° : 90° is that the sides will be x : x√3 : 2x.

If the side opposite 30° is 7, then the side opposite 60° will be 7√3.