a.
To calculate:The area of an equilateral
a.
Answer to Problem 12PSB
The area of an equilateral triangle is
Explanation of Solution
Given:
The side of an equilateral triangle is
Concept used:
Here, we are using the formula
Area of equilateral triangle =
Calculation:
Here, Area of equilateral triangle =
→
→
Conclusion: Hence, the area of an equilateral triangle is
b.
To calculate:Area of the square.
b.
Answer to Problem 12PSB
Area of the square is
Explanation of Solution
Given:
Apothem of the square is
Formula used:
Here, the formula is
Apothem =
Calculation:
So,
Conclusion: Hence, the area of the square is
c.
To calculate: Area of a regular hexagon.
c.
Answer to Problem 12PSB
Area of a regular hexagon is
Explanation of Solution
Given: Side of the regular hexagon is
Formula used: Here, the formula is
Area of regular hexagon =
Calculation: Area of regular hexagon =
→
Conclusion: Hence, the area of a regular hexagon is
Chapter 11 Solutions
Geometry For Enjoyment And Challenge
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