Question

Leanna has a rectangular price of fabric The fabric is 24 inches wide and 40 inches long leanna folds the piece of fabric along its diagonal to form a triangular scarf. what is the area in square inches

Answer 1

The rectangular pice has a wide of 24 inches and 40 inches long so we can calculate the area of the rectangle:

$\begin{gathered} A=24\cdot40 \\ A=960 \end{gathered}$

Now they say that Lenna folds the piece of fabric along its diagonal so the triangle will have halve of the area of the triangle, so que so we can divide the area of the trangle by 2

$A_{\text{triangle}}=\frac{960}{2}=480$

So the triangle has an area o