Mathematics
Mathematics, 12.01.2021 06:10, brandyleemom3

Leonard needs to design a mat with an 8Γ—10 opening for a photo that he is going to frame. He wants the mat to have the same width on all four sides, as shown in the following figure. A small, 8-inch-by-10-inch rectangle inside a larger rectangle. The distance between the outer edges of the 2 rectangles is labeled w.

.

The combined area of the photo and the mat needs to be 224 square inches.

Part A: Which equation represents the combined area of the photo and the mat?

Part B: What is the factored form of the equation that represents the combined area of the photo and the mat?

Select two answers: one for Part A and one for Part B.

A: (2wβˆ’8)(2wβˆ’10)=224
B: 4(w+3)(wβˆ’12)=0
A: (8βˆ’2w)(10βˆ’2w)=224
A: (8+2w)(10+2w)=224
B: 4(wβˆ’3)(w+12)=0

answer
Answers: 3

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Leonard needs to design a mat with an 8Γ—10 opening for a photo that he is going to frame. He wants t...

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