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KUMPULAN 11

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SUGGESTED ACTIVITIES

Click me

I - HERBS GARDEN

Carry out group project:

Draw the layout plan of the school’s Herbs Garden.

Click me

ALI’S HERBS GARDEN

Click me

II - RIDDLES

Ask the students to guess the given

diagrams.

Click me

Diagram 1

ANSWER : WOMAN WEARING A HATClick me

Diagram 2

ANSWER : WOMAN WEARING A HAT

WHILE RIDING A BICYCLEClick me

Diagram 3

ANSWER : A PALACE TOWER Click me

Diagram 4

ANSWER : SCHOOL FLAG POLE Click me

Diagram 5

ANSWER : A CAR Click me

PLAN

ORTHOGONAL PROJECTION ON THE VERTICAL PLANE (SIDE ELEVATION)

ORTHOGONAL PROJECTION ON THE VERTICAL PLANE (FRONT ELEVATION)

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KUMPULAN 11

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Orthogonal projection onthe horizontal plane

B

A C

D

E

F

G

H

F/C

G/B

H/A

E/D

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KUMPULAN 11

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Orthoganal projection on theVertical plane (front elevation)

E

A

G

F

C

B

H

DA/B

H

E

G

F

C/D

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E

F

D

C

B

A

H

G

F/E

G/H

B/C

A/D

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A

G

F

C

B

H

D

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KUMPULAN 11 KUMPULAN 11

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MATHEMATICS FORM 5

QUESTION 1

PLAN & ELEVATION

The diagram shows a solid with rectangular base ABCD on a horizontal plane. AP, BR, CS and DU are vertical edges. AP =DU =3 cm and BR =CS =5 cm. Rectangles PQTU and QRST are inclined planes. TQ is 2cm from the base. Draw in full size,

a) The plan of the solid

b) Its elevation on a vertical plane parallel to AB as viewed from X

c) Its elevation on a vertical plane parallel to AD as viewed from Y

6 cm

X

AB

C

D

Y

4 cm

P

U T

S

R

Q

5 cm

PLAN

ELEVATION FROM X

ELEVATION FROM Y

QUESTION 2

The diagram shows a solid consisting of a prism and a half-cylinder joined at the plane PAEU. Its base consisting of a rectangle and a semicircle is on a horizontal plane. BCSRQ is the uniformed cross section of the prism. WPA, QB, SC, TD and VUE are vertical edges. Rectangle PQRU is a horizontal plane while rectangle URST is an inclined plane. The diameter of semicircle WV= 4 cm. Draw in full size,

a) The plan of the solid

b) Its elevation on a vertical plane parallel to AB as viewed from X

c) Its elevation on a vertical plane parallel to BC as viewed from Y

X Y

A

B

C

S

T

U

V

W

P

Q

RD

E

7 cm

5 cm

4 cm

4 cm

4 cm

4 cm

3 cm

PLAN

ELEVATION FROM X

ELEVATION FROM Y