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2. i/

The a(o-e iagram;EFG is a straight line. @ointsF anH lie on the A+aAis an*ointE lies on they+aAis. 9i-en that OF = FH, in

a/ the e?'ation o lineEFG,

(/ the coorinates o *oint >;

c/ the e?'ation o line GH. marks5

ii/

The a(o-e iagram sho0s a *arallelogramPQ! 0hereP is *arallel to the A+aAis.>in

a/ the -al'e o r;

(/ the e?'ation o linePQ;

c/ the e?'ation o line Q,

/ they+interce*t o line Q. marks5

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3. The re?'enc *olgon sho0s the re?'enc istri('tion o (o mass o $4 chilren.

a/ Base on the re?'enc *olgon; co* an com*lete the ollo0ing ta(le.

Mass kg/ Mi*oint **er

(o'nar

>re?'enc C'm'lati-e

re?'enc

1%+1

$4

(/ Base on the a(o-e ta(le;

i/ state the moal class;

ii/ calc'late the mean mass. marks5

c/ sing a scale o 2 cm to % kg on the horiontal aAis an 2 cm to 1# chilren on

the -ertical aAis; ra0 an ogi-e or the a(o-e inormation. 4 marks5

/ se the ogi-e to estimate the lo0er ?'artile. 2 marks5

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Graph for Question 3

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4.The mass; in kg; o 32 *arcels are gi-en (elo0

2" 32 1$ 2# 13 2% 2 2%

2 2 14 2 22 22 2" 241 2 2% 2 33 1# 21 24

2# 24 1 1 23 24 2$ 21

a/ Base on the a(o-e ata an ( 'sing a class sie o 3; com*lete the ollo0ing ta(le.

Class inter-al >re?'enc Mi*oint

1#+12

13+1%

3 marks5 (/ >rom the ta(le in a/; calc'late the mean mass o the *arcels.

4 marks5

c/ sing a scale o 2 cm to 3 kg on the horiontal aAis an 2 cm to 1 *arcel on the

-ertical aAis; ra0 a histogram or the a(o-e ata.

3 marks5

/ State one inormation that can (e inter*rete rom the histogram.

2 marks5

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Graph for Question 4

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%. S@M; No- #3; E3

The iagram a(o-e sho0s a soli orme ( com(ining a right *rism 0ith a hal cliner on therectang'lar *lane @E,S. @E < 12 cm; @S < $ cm; an @ < " cm. Calc'late the

-ol'me; in cm3; o the soli. se22

" = 5Fns. 3"."5

. S@M; 6'ne #4; E2

The iagram sho0s a soli orme ( )oining a right *rami an a right *rism. Tra*ei'm

G>9H is the 'niorm cross+section o the right *rism. The height o the *rami is cm.

Calc'late the -ol'me; in cm3; o the soli.Fns. 3$45

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". S@M; No- #4; E2

The iagram a(o-e sho0s a soli orme ( )oining a hal cliner an a hal cone. The iameters o the

cliner an the (ase o the cone are (oth 14 cm. The -ol'me o the soli1

"%3

cm3. sing22

" = ;

calc'late the height; in cm; o the hal cone.Fns. $5

$. S@M; 6'ne #%; #$

The iagram a(o-e sho0s a cliner 0ith a conca-e (ase o the sha*e o a hemis*here.

The (ase o the cliner lies on a horiontal *lane. The iameter o the cliner is 1% cm.

The height o the 0ater in the cliner is 12cm. Calc'late the -ol'me; in cm3; o the

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0ater. se22

" = 5Fns. 123$5

.

Diagram i/ sho0s a container in the orm o a right circ'lar cone 'll ille 0ith 0ater.

Diagram ii/ sho0s an em*t c'(oi container. Fll the 0ater rom the cone is *o're into the

c'(oi container. sing22

" = ; calc'late the height; in cm; o the 0ater le-el in the c'(oi

container.Fns. %.425

1#.

The iagram a(o-e sho0s a soli orme ( )oining t0o hemis*here an a cliner. The

rai's o the cliner an the hemis*here are 4 cm. The -ol'me o the soli is ""1 cm3.

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sing22

" = ; calc'late the length; in cm; o the cliner.Fns.1#5

11.

Diagram i/ is a container in the orm o a s*here 'll ille 0ith 0ater. The rai's o

the s*here is " cm. Diagram ii/ is an em*t clinrical container 0ith a iameter o " cm.

Fll the 0ater rom the s*herical container is *o're into the clinrical container. Calc'latethe height; in cm; o the 0ater le-el in the cliner.Fns. 3".335

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