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ladybugys
02.09.2019 •
Mathematics
Barrett purchased a piece of sandpaper for his electric sander, as shown above. the radius of the sandpaper is 2.5 inches. approximately what area does the sandpaper cover ignoring the center hole? (use 3.14 for .)
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Ответ:
Solve the equation below.
OR
Ответ:
The correct option is;
Yes, the line should be perpendicular to one of the rectangular faces
Step-by-step explanation:
A perpendicular cross-section of a triangular prism resting on a rectangular face will have a triangular cross-section section an either side of the line of the cross-section, therefore we have;
Given that the triangular prism is lying on one of the rectangular faces, the perpendicular cross-section will be represented by a line drawn along the slant height of the triangular prism, therefore the correct option is yes, the line should be perpendicular to one of the rectangular faces.