Geometry

Question Analysis

The main focus is on applying the formula for the area of a trapezoid to calculate the area using the given lengths of the bases and the height.

 

Key Concept Explanation

The area  of a trapezoid is calculated by the formula , where  and  are the lengths of the two bases and  is the height. This formula is derived from combining two congruent trapezoids to form a parallelogram and then taking half of the parallelogram's area.

 

Step - by - Step Solution

1. Identify the values of the bases and height:

From the image, , , and .

2. Apply the formula:

First, find the sum of the bases: .

Then, multiply the sum of the bases by the height:

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