Answer:
Cross sections perpendicular to the base and through the vertex will be triangles. Below, you can see a plane cutting through the pyramid, part of the pyramid removed, and the cross section. You could also take a slice parallel to the base. Cross sections parallel to the base will be hexagons.
Step-by-step explanation:
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I heard it before somewhere
Hope I've been any help to you
<span>The total surface area is SA = 6 </span>×
;
SA = 6 ×
= 6 × 81 = 486
;
Answer:
The Area of the shaded region :
(x²)(4x-1) - (5x)(x+7) =
4x³ - x² - 5x² - 35x =
4x³ - 6x² - 35x
X2, or 2X or X times 2, or X•2.
