The figure below shows a solid shape. Observe the figure carefully and answer the questions given below
i) Which shape has been shown in the figure above?
a) Cylinder b) Cuboid c) Cone d) Cube
ii) What will be the surface area of this cube if its each edge
measures 9cm?
a) 486 cm2 b) 324 cm2 c) 729 cm2 d)406 cm2
iii) If all the edges of the cube needs to be covered by a thin
black tape, what will be the length of the tape required if
each edge measures 9cm?
a) 72cm b) 108cm c) 36cm d) 216cm
iv) What would be the length of the longest rod which could be
fit inside this cube if it was hollow from inside and its each
edge measures 9cm?
a) 3√3 cm b) 6√3 cm c) 9√3 cm d) 12√3 cm
v) If this cube, had an edge 12cm, and was cut into 8 small
cubes of equal size, what would have been the length of
edge of each small cube so formed?
a) 4cm b) 6cm c) 8cm d) 10cm
Answers
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1
Answer:
Answer
→Cube
No. of edges=12
No. of faces=6
No. of vertices=8
→Cuboid
No. of edges=12
No. of faces=6
No. of vertices=8
→Cone
No. of edges=0
No. of faces=1
No. of vertices=0
→Cylinder
No. of edges=0
No. of faces=2
No. of vertices=0
→Sphere
No. of edges=0
No. of faces=0
No. of vertices=0
→Triangular pyramid
No. of edges=6
No. of faces=4
No. of vertices=4
→Rectangular prism
No. of edges=9
No. of faces=5
No. of vertices=6
Step-by-step explanation:
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Answered by
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Answer:
iii) If all the edges of the cube needs to be covered by a thin
black tape, what will be the length of the tape required if
each edge measures 9cm?
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