perimeters and areas of 2D shapes
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Rectangle | Area = lw
Perimeter = 2l + 2w
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| Square | Area = 4s
Perimeter = s^2
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| Parallelogram | Area = bh
Perimeter = 2(b + a)
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| Rhombus | Area = bh
Perimeter = 4b
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| Triangle | Area = (1/2)bh
Perimeter = a + b + c
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| Kite | Area = (1/2)d1d2
Perimeter = a + b + c + d
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| Trapezoid | Area = (1/2)h(b1 + b2)
Perimeter = 2a + b1 + b2
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| Circumference of circle | c=π•d
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| Area of square | a=s^2
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| Area of rectangle | A=l•w
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| Area of triangle | A=l•w/2
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| Area of parallelogram/rhombus | A=b•h
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| Area of trapezoid | A=(b1+b2)/h
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| Area of circle | A=πr^2
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| Perimeter of square | P=s•4
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| Perimeter of rectangle | P=l+w+l+w
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| Perimeter of quadrilateral | s+s+s+s
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| Segment | Area of sector-area of triangle
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| Regular Polygon | ½Pa
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| Sector | x/360×πr²
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| Perimeter | Distance around a shape.
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| Area | Number of square units used to fill up a shape.
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To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
garfieldwhitebooi
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