To calculate the area of the shaded region.
Answer to Problem 28STP
C
Explanation of Solution
Given information:
The figure consists of a square and a
Square has a side
Circle has a radius
Formula used: Area of square
Area of circle
For calculations,
Calculation:
To calculate area of the shaded region, subtract the area of the square from the area of the circle.
Area of the square.
Expanding the portion of ‘a’.
Multiplying the same.
Calculation of the area of the circle
Formula of area of circle
Putting the value of radius in the formula.
Simplifying of the same.
Now, area of the shaded region
Subtract the area of the square from area of circle.
Numeric values of the respective shapes.
Chapter 11 Solutions
Pre-Algebra Student Edition
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