Area And Perimeter Flashcards
0
Q
Area of a parallelogram
A
Base times height
1
Q
Area of a rectangle
A
Base times height
2
Q
Area of a triangle
A
Base times height devided by 2
3
Q
How to find the area of a regular polygon?
A
Get the apothem of a triangle and a side length. Then plug it into this formula
4
Q
If the scale of 2 similar figures is a/b then…
A
The ratio of perimeters is a/b And the ratio of areas is a squared /b squared. -so solve problems like this, just set up a proportion and cross multiply Review in notes and papers.
5
Q
Area of a circle formula
A
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6
Q
Perimeter of a circle
A
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7
Q
To find the are of a wedge in a circle…
A
Set it up in a proportion.
8
Q
Formula for the area of a trapezoid
A
9
Q
Area of a kite
A
