Poligon Lukisan Kejuruteraan TIngkatan 4

GEOMETRICAL DRAWING

P

Q

CHAPTER 1 : GEOMETRY - POLYGONS 1.

Construct a regular pentagon PQRST with given length PQ.

T

R 6 5 4

P

Q

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CHAPTER 1 : GEOMETRY - POLYGONS 2.

Construct a regular pentagon PQRST with in the given circle.

S

1 2

T

3

R 2'

4 M 5

P

Q

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CHAPTER 1 : GEOMETRY - POLYGONS 3.

Construct a regular hexagon PQRSTU with the given side PQ.

T

S

O`

U

P

R

Q

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CHAPTER 1 : GEOMETRY - POLYGONS 4.

Construct a regular hexagon PQRSTU with the given distance across flat is 75 mm.

T

S

U

O

P

R

Q

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CHAPTER 1 : GEOMETRY - POLYGONS 5.

Construct a regular hexagon PQRSTU with the given distance across corner is PS.

U

T

P

S

Q

R

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CHAPTER 1 : GEOMETRY - POLYGONS 6.

Construct a regular octagon PQRSTUVW with the given side length PQ.

T

U

V

S

O

R

W

P

Q

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CHAPTER 1 : GEOMETRY - POLYGONS 7.

Construct a regular octagon within the given circle.

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CHAPTER 1 : GEOMETRY - POLYGONS 8.

Construct a regular octagon the given a square.

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CHAPTER 1 : GEOMETRY - POLYGONS 9.

Figure 1 shows a template ABCDE. The new line AB is as shown. Redraw the template by using geometrical techniques. D

D E

C

Regular pentagon

A

B

C

E 6

FIGURE 1

5 4

A

B

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CHAPTER 1 : GEOMETRY - POLYGONS 10. Draw Figure 2 by using geometrical method. ABCD is a half of the regular hexagon. The new position of point A and line DE are as shown. F

60

F

A

E

D

Half hexagon

C

B

FIGURE 2 A

O

B

E

D

C

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CHAPTER 1 : GEOMETRY - POLYGONS 11. Figure 3 shows a template ABCDEF. The new line AE is as shown. Redraw the template by using geometrical techniques. A

43

E

Half regular octagon F B

D

E C

FIGURE 3

O

D F

A

C

B

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CHAPTER 1 : GEOMETRY - POLYGONS 12. Figure 4 shows a template ABCDEF. ABCDE is a regular pentagon. Draw the template in the given circle. D

E

C

D

F Regular pentagon A

1

B FIGURE 4

2

E

C 2'

3

x

4

5

F

A

B

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