projection of pentagonal pyramid solid
TRANSCRIPT
Draw a Pentagonal Pyramid of base size 30mm and axis length 60mm is resting on HP on one of its triangular face with its axis parallel to VP , Draw its Projections
X Y
Draw XY Line as shown
X Y
30
Draw Pentagon Pyramid top view as shown
PL note the base edge of the Pyramid
X Y
a
b
c
d
e
o
Name the points as shown
X Y
a
b
c
d
e
o
Draw projectors as shown
X Y
a
b
c
d
e
o
60
o’Mark Pyramid height 60mm as shown
Name the points as shown
X Y
a
b
c
d
e
o
o’
a’ e’(b’) d’(c’)
Name the points as shown
X Y
a
b
c
d
e
o
o’
a’ e’(b’) d’(c’)
Join the lines as shown to get front view
X Y
a
b
c
d
e
o
o’
a’ e’(b’) d’(c’)
a1’
e1’(b
1’)
d1’(c
1’)
o1’
Transfer the front view as shown
resting on HP on one of its triangular face
X Y
a
b
c
d
e
o
o’
a’ e’(b’) d’(c’)
a1’
e1’(b
1’)
d1’(c
1’)
o1’
Draw projectors as shown
X Y
a
b
c
d
e
o
o’
a’ e’(b’) d’(c’)
a1’
e1’(b
1’)
d1’(c
1’)
o1’
Draw projectors as shown
X Y
a
b
c
d
e
o
o’
a’ e’(b’) d’(c’)
a1’
e1’(b
1’)
d1’(c
1’)
o1’
a1
b1
c1
d1
e1
o1
Name the points as shown
X Y
a
b
c
d
e
o
o’
a’ e’(b’) d’(c’)
a1’
e1’(b
1’)
d1’(c
1’)
o1’
a1
b1
c1
d1
e1
o1
Joint the points as shown
3030
X Y
a
b
c
d
e
o
o’
a’ e’(b’) d’(c’)
a1’
e1’(b
1’)
d1’(c
1’)
o1’
a1
b1
c1
d1
e1
o1
FRONT VIEW
TOP VIEWAll DIMENSIONS ARE IN mmSCALE 1:1
60
30
Draw a Pentagonal Pyramid of base size 30mm and axis length 60mm is resting on HP on one of its base side and triangular face containing that base side is Perpendicular to both VP and HP with its axis parallel to VP , Draw its Projections
X Y
Draw XY Line as shown
X Y
30
Draw Pentagon Pyramid top view as shown
PL note the base edge of the Pyramid
X Y
a
b
c
d
e
o
Name the points as shown
X Y
a
b
c
d
e
o
Draw projectors as shown
X Y
a
b
c
d
e
o
60
o’Mark Pyramid height 60mm as shown
Name the points as shown
X Y
a
b
c
d
e
o
o’
a’ e’(b’) d’(c’)
Name the points as shown
X Y
a
b
c
d
e
o
o’
a’ e’(b’) d’(c’)
Join the lines as shown to get front view
X Y
Draw XY Line as shown
X Y
30
Draw Pentagon Pyramid top view as shown
PL note the base edge of the Pyramid
X Y
a
b
c
d
e
o
Name the points as shown
X Y
a
b
c
d
e
o
Draw projectors as shown
X Y
a
b
c
d
e
o
60
o’Mark Pyramid height 60mm as shown
Name the points as shown
X Y
a
b
c
d
e
o
o’
a’ e’(b’) d’(c’)
Name the points as shown
X Y
a
b
c
d
e
o
o’
a’ e’(b’) d’(c’)
Join the lines as shown to get front view
X Y
a
b
c
d
e
o
o’
a’ e’(b’) d’(c’)
a1’ e1’(b1’)d1’(c1’)
o1’
Transfer the front view as shown
X Y
a
b
c
d
e
o
o’
a’ e’(b’) d’(c’)
a1’ e1’(b1’)d1’(c1’)
o1’
Draw projectors as shown
X Y
a
b
c
d
e
o
o’
a’ e’(b’) d’(c’)
a1’ e1’(b1’)d1’(c1’)
o1’
Draw projectors as shown
X Y
a
b
c
d
e
o
o’
a’ e’(b’) d’(c’)
a1’ e1’(b1’)d1’(c1’)
o1’
Triangular face perpendicular to both VP and HP
Mark the points as shown
X Y
a
b
c
d
e
o
o’
a’ e’(b’) d’(c’)
a1’ e1’(b1’)d1’(c1’)
o1’
Triangular face perpendicular to both VP and HP
Join the points as shown
X Y
a
b
c
d
e
o
o’
a’ e’(b’) d’(c’)
a1
b1
c1
d1
e1
o1
a1’ e1’(b1’)d1’(c1’)
o1’
30
60
TOP VIEW
FRONT VIEW
All DIMENSIONS ARE IN mmSCALE 1:1