Multiple choice

If the area of a minor sector of a circle of radius 5 m is 22 m2, the area of the corresponding major sector so formed is

  1. 34.5 m2

  2. 56.5 m2

  3. 65.3 m2

  4. 76.4 m2
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The total area of the circle is pi * r^2 = pi * 5^2 = 25 * 3.14159 = 78.54 m^2. The major sector area is the total area minus the minor sector area: 78.54 - 22 = 56.54 m^2.

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