Heights and Distances Practice Test 2

Question : 11 of 24

Marks: +1, -0

The angle between the legs of a compass is 60° and each leg is 10 cm long. How far apart are the points on which the legs of the compass rest?

Solution:

In ΔAOB,

\sin 30°={AB}/{OA}

⇒1/2={AB}/10⇒AB=5\cm

Now, AC = 2 AB = 2 × 5 = 10 cm

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