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# Calculate the perimeter of a sector of a circle of radius 12cm and angle 60°

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**Calculate the perimeter of a sector of a circle of radius 12cm and angle 60****°**

**(12 + 6π)cm****(12 + 4π)cm****(24 + 6π)cm****(24 + 4π)cm**

**QUICK ANSWER…**

**D**

**SOLUTION… **

**The perimeter of any shape is the total length of all the sides of the shape. That is, assuming a shape is stretched to form a straight line, the length of this line is called the perimeter of the shape.**

**For this question, we have a sketch:**

**Now for the right answer to the above question:**

**Option A is incorrect.****Option B is incorrect.****C is incorrect.****D is the correct answer.**

**QUICK TIPS…**

**You may please note these/this:**

**Always remember that the perimeter of any shape is the total length of its outline**.**Perimeter of a sector of a circle = L + 2R. Where L = length of arc AB, and R = radius of circle.**

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**/**** ****culled from ****201****6 ****JAMB-UTME ****mathematics past ****question**** 18 ****/**