Mensuration and calculation key terms

length

length is a method cue for Measures in geometry. Use it when working on "[Foundation and Higher] Use standard units of measure and related concepts including length, area, volume, capacity, mass, time and money." and state the specific calculation, notation, or reasoning role it plays rather than treating it as a loose label.

angle

angle is a method cue for Angles, maps, scale drawings and bearings. Use it when working on "[Foundation and Higher] Measure line segments and angles in geometric figures." and state the specific calculation, notation, or reasoning role it plays rather than treating it as a loose label.

map

map is a method cue for Angles, maps, scale drawings and bearings. Use it when working on "[Foundation and Higher] Interpret maps, scale drawings and bearings, including compass bearings and three-figure bearings." and state the specific calculation, notation, or reasoning role it plays rather than treating it as a loose label.

area

area is a method cue for Area and volume formulae. Use it when working on "[Foundation and Higher] Know and apply formulae for areas of triangles, parallelograms and trapezia." and state the specific calculation, notation, or reasoning role it plays rather than treating it as a loose label.

volume

volume is a method cue for Area and volume formulae. Use it when working on "[Foundation and Higher] Know and apply formulae for volumes of cuboids and other right prisms, including cylinders." and state the specific calculation, notation, or reasoning role it plays rather than treating it as a loose label.

circumference

circumference is a method cue for Circles and composite solids. Use it when working on "[Foundation and Higher] Know and use the formulae for circumference and area of a circle." and state the specific calculation, notation, or reasoning role it plays rather than treating it as a loose label.

perimeter

perimeter is a method cue for Circles and composite solids. Use it when working on "[Foundation and Higher] Calculate perimeters of two-dimensional shapes, including circles, and areas of circles and composite shapes." and state the specific calculation, notation, or reasoning role it plays rather than treating it as a loose label.

surface area

surface area is a method cue for Circles and composite solids. Use it when working on "[Higher only] Calculate surface area and volume of spheres, pyramids, cones and composite solids, including frustums where required." and state the specific calculation, notation, or reasoning role it plays rather than treating it as a loose label.

sector

sector is a method cue for Sectors and arcs. Use it when working on "[Higher only] Calculate arc lengths, angles and areas of sectors of circles." and state the specific calculation, notation, or reasoning role it plays rather than treating it as a loose label.

congruence

congruence is a method cue for Congruence and similarity calculations. Use it when working on "[Foundation and Higher] Apply congruence and similarity, including relationships between lengths in similar figures." and state the specific calculation, notation, or reasoning role it plays rather than treating it as a loose label.

higher

higher is a method cue for Congruence and similarity calculations. Use it when working on "[Higher only] Include relationships between lengths, areas and volumes in similar figures." and state the specific calculation, notation, or reasoning role it plays rather than treating it as a loose label.

Pythagoras

Pythagoras is a method cue for Pythagoras and trigonometric ratios. Use it when working on "[Foundation and Higher] Know and apply Pythagoras' theorem and the trigonometric ratios to find angles and lengths in right-angled triangles in two-dimensional figures." and state the specific calculation, notation, or reasoning role it plays rather than treating it as a loose label. For Pythagoras, keep the reasoning tied to right-angled triangles and identify the hypotenuse.

Pythagoras

Pythagoras is a method cue for Pythagoras and trigonometric ratios. Use it when working on "[Higher only] Apply Pythagoras and trigonometric ratios to right-angled and general triangles in two and three dimensions where possible." and state the specific calculation, notation, or reasoning role it plays rather than treating it as a loose label. For Pythagoras, keep the reasoning tied to right-angled triangles and identify the hypotenuse.

exact value

exact value is a method cue for Exact trigonometric values. Use it when working on "[Higher only] Know exact values of sin and cos for 0, 30, 45, 60 and 90 degrees." and state the specific calculation, notation, or reasoning role it plays rather than treating it as a loose label.

exact value

exact value is a method cue for Exact trigonometric values. Use it when working on "[Higher only] Know exact values of tan for 0, 30, 45 and 60 degrees." and state the specific calculation, notation, or reasoning role it plays rather than treating it as a loose label.

cosine rule

cosine rule is a method cue for Sine and cosine rules. Use it when working on "[Higher only] Know and apply the sine rule and cosine rule to find unknown lengths and angles." and state the specific calculation, notation, or reasoning role it plays rather than treating it as a loose label.

higher

higher is a method cue for Area of any triangle. Use it when working on "[Higher only] Know and apply Area = 1/2 ab sin C to calculate the area, sides or angles of any triangle." and state the specific calculation, notation, or reasoning role it plays rather than treating it as a loose label.