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valkas [14]
4 years ago
15

YOU HAVE TO BE SURE ABOUT YOUR ANSWER BEFORE YOU POST! A slice is made parallel to the base of a right rectangular pyramid, as s

hown.
What is the area of the resulting two-dimensional cross-section?

Enter your answer in the box.

Mathematics
2 answers:
rodikova [14]4 years ago
5 0
The area of the cross section has a length of 3.5 mm, and width of 2 mm, as given in the diagram.

Therefore the area of the section is 3.5*2=7 mm^2, using the area of rectangle formula.

SVEN [57.7K]4 years ago
4 0

Answer:

7\ mm^{2}

Step-by-step explanation:

we know that

The area of the resulting two-dimensional cross-section is the area of a rectangle

The area of a rectangle is equal to

A=bh

we have

b=3.5\ mm

h=2\ mm

substitute

A=3.5*2=7\ mm^{2}


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