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Description
Flashcards by Oliver Balay, updated more than 1 year ago
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Created by Oliver Balay
over 9 years ago
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| Question | Answer |
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Square
Image:
Square_ticks (image/jpg)
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This is defined as having all sides equal, and its interior angles all right angles (90°)
Image:
Square (image/png)
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| Area of a Square |
The area of a square is the side length squared:
Area = a2 (a × a)
Image:
Area_Square.gif (image/gif)
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Rectangle
Image:
Rectangles (image/jpg)
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A rectangle is a four-sided shape (quadrilateral) where every angle is a right angle (90°).
Also opposite sides are parallel and of equal length.
Image:
Rectangle.gif (image/gif)
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| Area of a Rectangle |
The formula for Area of a Rectangle (see image)
Image:
Area_Rectangle (image/jpg)
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Cube
Image:
Rubix_cube (image/jpg)
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A cube is a three-dimensional figure which is box shaped and has six square faces which meet each other at right angles. It has eight vertices and 12 edges.
Image:
Cube (image/jpg)
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| Cube: Surface Area and Volume |
Surface Area of a Cube: 6 x a2
Volume of a Cube:
a3 (a x a x a)
Image:
Cube_A.gif (image/gif)
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| Triangle |
A shape that is made up of three lines and three angles.
Types:
Acute, Obtuse, Right Angle, Equilateral, Isosceles, and Scalene
Image:
Triangles.GIF (image/GIF)
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| Area of a Triangle | Area of a Triangle = 1/2 x bh b = base h = perpendicular height |
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