a.
To calculate:Theratio of side AB andsidePQ of pentagons.
a.

Answer to Problem 12PSB
Theratiois
Explanation of Solution
Given information:
Formula used:
The below property is used:
Area of
Calculation:
The area ratio is as follows:
b.
To find: The ratio of perimeter of pentagon ABCDE and perimeter of pentagon PQRST .
b.

Answer to Problem 12PSB
The ratio is
Explanation of Solution
Given information:
Formula used:
The below properties are used:
Area of polygon is proportional to square of its side.
The ratio of perimeter of two polygon is equal to ratio of any pairs of corresponding sides.
Calculation:
The area ratio is as follows:
Perimeter is sum of all sides.
The ratio of perimeter of two polygon is equal to ratio of any pairs of corresponding sides.
Chapter 11 Solutions
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