Calculate area of cone

( Equivalent to: surface area of cone )

In next fields, kindly type the dimensions of your shape in the text box under title [ Unknowns: ]. After you type your value, click "CALCULATE" button; the answer will be automatically calculated and displayed in the text box under title [ Answer: ]. Also, you will be able to animate your shape through buttons under the below figure.

How to Calculate Area Of Cone

Example: What is the area of cone with radius = 20 units and height = 49 units?


area of cone = π*radius*(radius+√((height)2+(radius)2))

By substituting the above given data in the previous function;

(i.e.) = π*20*(20+√((49)2+(20)2))

Answer is: units2.

Practice Question: Calculate area of cone for the following problems:

N.B.: After working out the answer of each of the next questions, click adjacent button of see the correct answer.

( i ) radius = 23 units and height = 43 units

( ii ) radius = 22 units and height = 39 units

( iii ) radius = 23 units and height = 35 units

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