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WorksheetsQuarter 3, CW #6 - Unit 11 Review
Total questions: 40
Worksheet time: 48mins
Choose the geometric solids to model each object?
cylinder
triangular prism
cylinder & spheres
cylinder & cone
octagonal prism
What is the shape?
cone
cylinder
sphere
prism
pyramid
What is the diameter?
6
3
12
What is the radius?
6
3
12
What is the height of the cone?
6
3
12
What is the volume formula of a cone?
SA = B + πrl
LA = πrl
V = 1/3 B h
V = BH
What is the B (area of the base) formula for this cone?
hint...it is a circle base
B = πr2
B = 2πr
B = bh
B = 1/2bh
Find the volume of the cone.
Round your answers to the nearest tenth.
Use 3.14 for π.
What is the formula for volume of a cube and what is the volume?
V = Bh
V = (bh)h
V = (3)(3)(3)
V = 27 cm3
V = Bh
V = (3)(3)
V = 9 cm3
V = Bh
V = (1/2bh)h
V = 1/2(3)(3)(3)
V = 13.5 cm3
What is the formula for density?
D = m/V
D = V/m
D = Bh
If there are 100 butterflies in this cube, what is the number of butterflies per cubic cm? Match the correct variables.
Density
mass/volume
mass
objects = # of butterflies
volume
27 cm3
If there are 100 butterflies in this cube, what is the number of butterflies per cubic cm? hint...this last part of the question tells you what to divide
3.7 cm3butterflies
2700cm3butterflies
11.1 cm3butterflies
0.27cm3butterflies
Label each part of the figure.
What is this shape?
prism
cylinder
cone
pyramid
Match all the parts with their measurement.
9
radius
18
diameter
3.5
height of cylinder
2πr
P
What is the formula for lateral area of a cylinder?
LA = Ph
LA = πrl
LA = 1/2 Pl
Find the lateral area. The diameter is 18. Round to the nearest tenths.
Match the numbers with their vocabulary word.
12.8
diameter
1,286.8
volume
6.4
radius
10
height of prism
128.7
area of the base
The following figures are cylinders, cones, and spheres. Select the cylinder figures. Select two correct answers.
Identify the solid of revolution generated by revolving the region around the fixed line 𝓁.
A
B
C
D
The cone has a height equal to the cube's (a) . The volume of the cone is (b) the volume of the cube. The volume of a cone is (c) .
If the cylinder has a radius of 4 cm and a height of 10 cm, describe the cross section including dimensions. The cross section is a (a) with h = (b) and b = (c) .
What are the shapes in the diagram? SELECT ALL THAT APPLY
cylinder
2 hemispheres = whole sphere
cone
circle
Match all the parts with their measurements.
2
radius
4
height of cylinder
(8 - 2r)
8
length of cylinder's height plus 2 radii
What is the volume of the shape hint...8 is the whole length made up of the height of the cylinder (4) and the diameter of a sphere (4)
V = cylinder + whole sphere
V = Bh + 4/3πr3
V = (πr2)(h) + 4/3πr3
V = (π22)(4) + 4/3π(2)3
86.1 in³
The volume of a CONE is 480π cm3 .
The height of the cone is 10cm.
What is the radius?
(a)
if this triangle is rotated about the x axis, match the correct items below
cone
solid of revolution
6 units
height
3 units
radius
31πr2h
volume
Find the surface area of the figure. Where the diameter is 8.6 ft.
Round your answer to the nearest hundredth.
Use the formula: SA=4πr2
232.35 ft2
116.18 ft2
928.94 ft2
58.06 ft2
Find the volume of the given sphere.
418.7 cubic ft
3,984.6 cubic ft
4,188.8 cubic ft
4,319.8 cubic ft
Find the slant height of the pyramid. hint...pythagorean theorem, first cut the base in half for the bottom leg of the right triangle
What is this figure?
rectangular pyramid
triangular pyramid
rectangular prism
triangular prism
Match the number of pieces with their correct name.
faces
5
vertices
6
edges
9
Euler's Formula
F + V = E + 2
What shape is the base of this prism?
square
rectangle
triangle
circle
Match all the parts with their measurements. The base is an equilateral triangle.
24
Perimeter of the base
8
base of the base
3
height of the base
12
height of the prism
Find the surface area of this triangular prism. Note the base is an equilateral triangle.
What is this shape?
rectangular pyramid
square pyramid
prism
cone
sphere
Match all the parts with their measurements.
11
base of base
10
height of base
6
height of pyramid
42
perimeter of base
110
area of base
What is the volume of rectangular pyramid?
a) Cavalieri’s Principle states that any two objects with the same cross sectional areas and heights must have the same volume.
True
False - the cross sectional areas are not relevant
False - only the slant height is relevant
False - even if they have the same cross sectional areas and heights, they cannot have the same volume.
