Mario is constructing a frame for a 10 inch by 8 inch photo. he wants the frame to be the same width all the way around and the total area of the frame and photo to be 120 square inches. what is the dimension of the frame?

The dimension of the frame are

Step-by-step explanation:

Let

x-----> the width of the frame

we know that

----> equation that represent the situation

Using a graphing tool to solve the quadratic equation

The solution is

see the attached figure

therefore

The dimension of the frame are

the line of

∠cbe and ∠deb are same-side interior angles.

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