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Igcse Mathematics Revision NotesO Level Mathematics Revision Notes

Mensuration

Learn how to measure the Area and Perimeter of 2D figures and Surface Area and Volume of 3D figures.

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Square:

Square area Formula

Area:  2 × Length

Perimeter:  4(Length) or ( L+L+L+L )

 

Rectangle:


Capture10

Area:  L×B

Perimeter:  2(L+B) or (L+L+B+B)

 

Triangle:

Capture11

Area: Capture9a × Base × Height

Perimeter: Sum of all three sides.

Circle:

Capture12

Area: Capture12a

Circumference: Capture12b

 

Semi Circle:Capture13

Area:Capture13a

PerimeterCapture13b

 

Parallelogram:

Capture14

Area: base × height

Perimeter: 2 (a+b) or Sum of all sides.

Trapezium:

Capture15

Area: Capture9a (a+b) h

Perimeter: Sum of all sides

 

Cube:

Capture16

Surface Area: 6L2

Volume: L3 or L × L × L

 

Cuboid:

Capture17

 Surface Area: 2 (BL+BH+LH)

Volume: L × B × H

Cylinder:

Capture18

Surface Area:  Capture18a

Total Surface Area: Capture18b

 

Prism:

Capture19

Surface Area: (Perimeter of the base area (p) + 2 (base area))

Volume: Base area × height

 

Sphere:        

Capture20

Surface Area:Capture20a

Volume:Capture20B

For Hemisphere:

Surface area:Capture21a

Volume:Capture20C

 

 

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