Area of a Triangle



Triangle Area Formula

Triangle Area =


Circle Area circle-area-calculator Circle Area Calculator | Easy to Use Online Calculator [[*Meta1]] [[*description]]

Area of a circle



Circle Area Formula

Circle Area =


*Note: Radius (r) is 1/2 the diameter of a circle. A diameter is the line through the center of the circle from one side to the other. On a plane, looking at earth, the equator would be the diameter and half the diameter would be the radius.

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