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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4 comments

  1. Avatar
    Varadharaj Krishalini

    this clearly shows the formulas for each and every shapes.

  2. Avatar

    Thanks! This helped me right before my mock exam!!!!!

  3. Avatar

    Thank you! quite helpful indeed

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