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Area of a Part Circle - Full Area and Fraction to Part Area (Pi Value) (Level 2)

The topics in this unit focus on understanding circle area through working with sectors and donuts. Work on practice problems directly here, or download the printable pdf worksheet to practice offline.

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Part Circle - Full Area and Fraction to Part Area (Pi Value)

Complete these online problems with 80% or 4 correct answers in a row. Results are immediate.

The area of the full circle is 16π. What is the area of the green shaded 1/3 sector ?

75100150A_{\text{full}}=16\pi\\\text{fill}=\frac{1}{3}

Area of a Part Circle - Full Area and Fraction to Part Area (Pi Value) Worksheet