Geometry

Question Analysis

The main focus is applying the formula for the area of a triangle to find the area of the given triangle. We need to correctly identify the base and height values and then use the formula to calculate the area.

 

Key Concept Explanation

The area  of a triangle is calculated using the formula , where  is the base and  is the height. This formula is derived from the fact that a triangle's area is half of the area of a parallelogram with the same base and height.

 

Step - by - Step Solution

1. Identify the base and height:

From the image, the base  and the height .

2. Apply the formula:

Substitute the values into the formula .

First, calculate :