Question

find the area of the triangle.
a = ? in.²

Explanation:

Step1: Recall the formula for the area of a triangle

The formula for the area of a triangle is \(A=\frac{1}{2}\times base\times height\).

Step2: Identify the base and height

From the given figure, the base \(b = 12\) in and the height \(h=9\) in.

Step3: Substitute the values into the formula

$$
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$$

Answer:

\(54\)