Answered

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6. Select the figure that can be formed when a cube is cut by a plane parallel to its base.





A. line

B. square

C. trapezoid

D. triangle





7. Select all figures that can be formed when a rectangular pyramid is cut by a plane parallel to its base.





A. point

B. rectangle

C. trapezoid

D. triangle





8. This is a cylinder.






Select all figures that can be formed by a vertical slice perpendicular to the bases of the cylinder.

A. circle

B. line segment

C. rectangle

D. oval





9. A family just removed a big tree from their backyard. The diameter of the circular hole left behind is 7 feet across. Approximately how many square feet of grass will the family need if they want to cover the area where the tree once was?





A. 22 ft²

B. 39 ft²

C. 44 ft²

D. 154 ft²

Sagot :

DWRead

Answer:

Step-by-step explanation:

6. Cross-section is a square.

:::::

7. Point and rectangle

:::::

8. line segment and rectangle

:::::

area of hole = π3.5² = 12.25π ≅ 39 ft²

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