Measurement

Convert units of mass

Convert units of mass (ounces, pounds, stones)

Choose the most appropriate unit of length for measuring objects (mm, cm, m, km)

Convert units of length

Convert units of length (inches, feet, yards)

Appropriate area units

Area unit conversion

Area (Rectangle, Square, Triangle, Parallelogram)

Area of composite shapes

Appropriate units for capacity

Convert units of capacity

Convert units of capacity (pints, quarts and uk gallons)

Volume of right prisms

Maximising volume (Investigation)

Further volumes of prisms

Volume of Composite Solids

Surface area of prisms

Area of circles

Areas and perimeters of sectors (degrees)

Volume of Cylinders

Surface area of cylinder

Surface Area of Cylinders

Appropriate choice of imperial units

EXT: Units of Digital Files

Music and movie download statistics (Investigation)

Energy efficient housing (Investigation)

Efficiency of household appliances (Investigation)

Unpacking an electricity bill (Investigation)

Grade 12

Areas and perimeters of sectors (degrees)

Interactive practice questions

Consider the sector below.

A sector of a circle is given with its radius measured as $96.4$96.4 $mm$mm. Each of the two sides of the sector has a tick mark. The angle between the two sides is a right angle as indicated by the a small square.

a

Calculate the perimeter. Give your answer correct to one decimal place.

b

Calculate the area. Give your answer correct to four decimal places.

Easy

4min

Consider the sector below.

Easy

4min

Consider the sector below.

Easy

4min

Consider the sector below.

Easy

4min

Outcomes

12C.C.1.2

Solve problems involving the areas of rectangles, triangles, and circles, and of related composite shapes, in situations arising from real-world applications

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