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SULIT 50t2

MATHEMATICAL FORMULAERUMUS MATHEMATIK

The following formulae may be helpful in answering the questions. The symbols given are the ones

commonly used.

Rumus-rumus yong berikut boleh mentbantu anda menjawab soalan. Simhol-simbol yang diberi

adalah yang biasa digunakan..

RtrLATIONSPERKAITAI,{

1

2

a)

4

5

affiraf,=u**

affi*ail=am-

(ut)n: affi

DistancelJarak: frr, -r,)'+(h -yf

Midpoint I Titik Tengah

(x.+x, -y, +/r)(x,y)=l-

"\L'2)

Average speed - distance travelledtime taken

Purata Laju : -iarak :tang dilaluimasa yang diambil

sum of data

number of data

hasil tambah nilai databilangan data

Pl,thagoras Theorem/ Tborem Pithagorcsc2:a2'b2

n

n

Mean =

Min :

5012 STLIT

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SUI-,IT 3

SHAPE AND SI'ACEBENTUK DAN RUAIVG

1 fuea of rectangle : Iength x widthLuas segiempat tepat : panjang x lebcu'

2 Area of triangle = I x base , heightI

Luas segitiga : : x tupak x tinggi

3 fuea of paralleloEam : base x heightLuas segiempat selari : tapak x tinggi

4 Area of tr 1

apezium : , x suln of parallel sides x height

Luas trapezium : ; x ha.sil tanthalt clua .sisi selari x ting,gi

5 Circumference of circle - nTd : 2 mLilitan bulatan : trd : 2r0'

6 Area of circle : rv2

Luas bulatan : /ll'

7 Curved surface arca of cylinder : 2 mhLuas permukaan melengkung silinder = 2lrlt

8 Surface area of sphere : 4 7v2

Luas permukaan sJbra : 4nl'

9 Volume of right prism - cross sectional area x lenghIsipadu prisma tegak : luas keratan rentas x panjang

l0 Volume of cuboid - length x width x height

Isipadu kuboid : panjang x lebar x tinggi

11 Volume of cylinder :ttr2h

Isipadu silinder * nr1't

12 Volume of cone - ! *'1,-i

Isipadu kon: I r',

13 Volume of sphere : * *'J

4Isipadu sfuro:

iTTlt

50t2

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S[LIT

114 Volume of right pyramid - I x base area x height

IIsipadu piramid tegak : 1

xluas tapak x tinggi

15 Sum of interior angles of a polygorl : (n * 2) x I B0oHasil tambah sudut pedalaman poligon : (n - 2) x I80"

16 Arc length = Angle subtended at cenfreCircumference 360"

Panjano lengkok : Sutlut pusatLilitan Bulcrtan 360"

17 Area of sector _ Angle subtended at centreArea of circle 360'

Luas sektor : SgdlLU&ILuas Bulatan 360"

18 Scale factor I Faktor slulu, k = #

19 Area of image = kz x area of objectLuas imej -* k2 x luas ob.iek

50tz

5012SULIT

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STILIT I)

Answer all questions.

Jawab semua soalan.

5012

IrorExantiner's

(Jse

I{irung nitai bagi (, i - i) - ; c)an unskapkan iawapan sebugai

sebtttan terenclah.

Answer I Jawupan :

pecahurt dalam

12 murksl

l2 markah)

13 mad<sl

13 markahl

(a) Find the value of

Cari nilai hagi

(b) Calculatc the value of Ji00 r-

I{itung nilai bagi J00 + 3l

Answer I Jawapen :

(a)

3r

(b)

Lihat sebelahSULIT

B

27

L27

5Al2

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SULIT

ForExaminer's

Use

6

6.48 + ( - 7.11)+ ( _ 7,11) _ (

_ ( _ 10.se).* 10.se).

50t2

(a) Calculatc the value of -Hitung nilui bagi - 6.48

(b) Evaluate 7 * (-2 tl * l .t0'

. l,tilaikartT - (-2,1) - +10' 14 nark,r)

14 markahlAnswer I Jav,apan ..

(a)

1 In DiaEam 4, tiangle PQI{ is drawn on a square grid papcr.Dalam Raiah 4, segitiga PQR dilukis pacla gricl segientpat sumcr.

Draw the irnage of trimgle PQR tmder a rotation about M tlyough 90" alticlockrvise.Lttkiskan imej segitiga PQR di bav,ah putctrnn 90" lat+'an aTcth jam pada titik M.

12 mark,sl

12 markahl

50t2SULI'T

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SULTT

Answer I Jcwapan

5$12

ForE)xaminer's

Use

Diagram 4

Rajah I

4

l---lI l1lll"l

5 Diagram 5 shorvs a polygon ABCDEFG and straight line PQ are drawn

Rajah 5 rnenuniukkan ,sebuah poligon ABCDEFG dan gari.s lurusgrid sistentpat sama.

on grid equal sq

PQ dilukis pada

Starting from the line PQ, drawBermula clengan garis lurus'

ABCDtiIi

Answer I Ju*-apo-n:

polygon PQRSTW which is congntent to

PQ, lukiskan poligon PQRSTUV yangpolygon ABCDEFkongruen denga

12 marks)

12 markahl

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50t2

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SULIT

ForExaminer's

Use

6

f--_lLd

5012

5An

Diaganr 6 in the space shows a quadrilateral JKLMN, drawn on a grid of equal squares.

(+ )On tlre grid, draw and label J'K'I-'M 'N', the image of JKLMN under a hanslation[ _3)

l2 marlrs)

Rajah 6 dalant ruang jawapan rnenunjukkan sisiernpat JKLMN rJilutkis pada gridsegiempat samct.

Pacla gricl, lukis clan labelkun J'K'L'M'N', imej JKLMN diltawah translasi[1 ,)l2 markah)

Answer I Jawapan :

Diagram 5

Rajah 5

N M

%

J L

Sl]tr,IT

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))

\P \

q

1

6 2 0

/ \ / \a \

z

/ R

\

-{

SULIT

7 Diagram 7 shorvs thrce tnangles, E Q and ^ll, drawn on a Cartesian plane.

Rajah 7 nienunjukkan tiga segitiga, P, Q dan R yang clilukis pada satah Cartesiurt.

Diagram 7Rajah 7

(a) Q is the image of P under a rotation of 90".

State the coordinatc of the centre of the rotation.

Q adalah imej bagi P di bawah putaran 90n.

Nltatakan kocrdinat bagi pusat putaran itu.

(b) R is the imagc of Q under transfomtation V.Describe in full transformation V. 13 marks)

R ialah iruej bagi Q di bawah penjelmaan Y.

I'Iuraikan clengan selengkapnya per$elmaan Y. 13 markahl

Answer I Jaw,ctpan :

(a)

(b)

5012

5012

ForExaminer's

Usc

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SULIT

ForExaminer's

Use

Given that a2 - 25Di beri bahawa a,

Answer / Jawapan

Solve each

Selesaikan

Answer I ,/crv,apan

(a)

10

b, express n in terms25 = b" Llngkapkan

of b.

a dalam sebutan

50/2

[2 marks)

12 markoh)b.

(b)

of the following equations:tiap-tiap persomqan berikut;

15^-)v

5k 6_-42

(b)

13 marks)

13 markah)

9r-rI ---lI l3lsan

SULN'

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SULIT

10 Factorise compietely:Fakt orkon s e le ngkatrt nya:

(a) 4ah - 8b

(b) (m -t)(m*2)-6

Answer / Jmuapan:

(a)

2(m - 3)Grven -: 5, express m in term of n.n

2(m-3\Diberi -- : i, ungkapkun m dalam sebutan n,

t1

Answer I Jav,apan :

1t 50t2

ForExaminer's

(/se

13 mark)13 markah)

13 marks)

13 rnarknhl

11

msebelahSI.TLIT

san Lihat

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SULIT

ForExaminer's

Use

l2

12 Expand each of the tbllowing expressions:

Kembangkan tiap-tictp ungkttpan yung berikut:

50t2

13 markl13 markahl

(a)

(b)

m(3 + n)

(5x - 2y)2

Answer / Jawapan:

(a)

(b)

5a-IJ ITXDTCSS'oq

p+612 pq 13 marks)

bentuk termudah.

13 markah)

5__p+6 ,Ungkcrpkan G- ,r?p, sebugtti stttu pecahan tunggctl clalotn

Ansu'er I Ja*,apan

13

[_]l_-tI

5012 SULIT

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SULIT

14 Factorise completely:

Fakt orkan s el engkap nlts :

13 san

ForExantiner b

Use

l5

5ru2 - 80

Ansrver I Jawapan :

lable 15 shows the donations received by u

Jadual ! 5 menunjukkun sumbangan yangtempoh lima hari.

chariry*' orgzu'rization over a

diterima oleh pertubuhan

l2 marks)

12 markahl

five day duration.

amal dalam

Table 15

Jadual l5

(a)

Pada Rajah 15 di ruang jawapan,maklumat dalam Jadual I 5.

Gunakan skala 2 c:m kepada RM50

(b) State the modeNyatakan mod.

draw a line Eaph to represent all the information

vcrtical axis,

lukiskan satu graf garis untuk mev,akili semua

pada paksi mencancang.

[5 marlcs]

15 markahl

On Diagram 15 in the

in Table 15.

Use a scale of 2 cnr to

answer space,

I{M50 on the

Lihat scbelahSI"LIT

Du)' I Monday'Hari I l.snin

Tuesday

Selasa

Wednesday

Rabu

Thursday

KhamisFriday

Jumaatf)onation

i

Sumbangan | 250(RM) I

150 200 t25 100

50i2

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SULIT

ForExaminer's

(Jse

14

Fridny'.lumctul

DayIiari

5012

Answer I Jutvopan :

(a)

Donation (RM)Sumbctngun (RM)

Monday 'lircsday \\/ecinescla.v- 'l'husda-v"

Isnin ,\elustr llubu Khumis'

Diagmm 15

Rujah l5(b)

.l .t .jI, i

i-l i::J i i-r!t

.-iiil" t-i':ix -i-r:i-r

-l i-.,--+ #-+rlI

,rtillI -l [l-i -*r.

it"

' :''i-t-r r- -:.i.: I

., ..,*!-t.-l-.i-.:.--i ...-..-:..i

._.-..-**j' !i

. -: i i.. | - l

' - --r- -- i- --!' t

' -:----'f --':'' .-: - it - l- ::'' ":

-**I.-.-.-- I J- i -i-.1

:": iiT;*l r++q+l-+f

i i_a i ! 1.. i i'.iiitili

->-+ -t--i+-+-+*-r.:liill:rI

i itt|i]::_: :":I -l-r*t._ 1-+-1-;t-+-*. ]+-i-'L

i-+-1-l+,

:-f l I I i i i;+--i- l-i-:- i

: il* -.1 j i. - .i- i--L

-r-t+,ij-Li

: 1i-"1-l*i-i-i-i,:t

i"'i'r'..r-i-. " : !-i-.:*+- i--i-..--.

r-i-:-.*:-

1*i. j-

-:--h'*,i i-'r- !"-

i-r i

ti!l

,.1 - !-1

1,,,i'if-'- t ' i-:"*

ir i!.I i-

+-i-i-iiiii-f-

-I-T ri-r'':-r -t-'-1*- '-.' t.-:":

.i-....i....i..-!.*i.. -.-..1....L..i :::;ir";-i::-i -{-t.-l+-+-.F--i-+-+.*1"--)-

SULTT

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SULIT

16 (a) Diagam 16.1 shou,s a triangle pelt.Rajah l6,l menunjukkan sebuah,;egitiga peR.

Diagram 16.1

Rajah 16. I

Measure ZPQR using a protractor.Ukttr ZPQR elengun ntenggunakan protraktor.

(b) DiaEam 16.2 shorvs n parallelogram AIICD.'I-he point E iies on AB such that DE isperpendicular to AB.LIsing only a ruler aud a pair of compasses, construct Diagram 16.2, beginning fromthe lines AB and I3c provided in the ansrvcr space.

Rajah 16,2 menttnfttkkan suatu segiempat .selari ABCD. Titik E terletak pada ABdengan keadaun DE adalrh berserenjang c)engan AB.Menggunakan Ttentbaris dan jangka luki.s scthaja, bina Rajah 16.2, bermuladengan garis AB dun llc, yang disediakan di ructng.fawcrpan.

B

Diagram 16.2

Ra.iah I 6.2

[6 marl<s]

16 markah)

15

50t2

50t2

ForExaminer's

[Jse

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STILIT

ForExqminer's

Use

Answer I Jctwopon

(a)

16

(b)

17 Diagram 17 in the arsu/er space shows four squares, POQR, QORC:, ROSD and SOpA.K, L and M are three moving points in the diagram.

Rajah 17 di ruang juwapan menunfukkan etnpat buah segiempat .s,untu, pOeB,QORC,,ROSD dan SOPA.K, L dan M ialah tiga titik yang bergerak di dalant rajah iru.

(a) K is the point which moves such that it is equidistant frorn the lile lD and lineBy using the letters in the diagram, state the rocus of K.

K ialah titik yang bergerak clengctn keaclaan jaraknya arJalcth sonto dariAD dan garis BC.Dengan menggunakan huruJ'abjad pada rajah itu, nyatakan lokus bagi K.

(b) On Diagram 17, drawP ada Rai ah I 7 , luki,s'

(i) the locus of L such that l,O : 2 cm,lokus L clengan keaclaun LO : 2 cn1,

BC

garis

s0t2

5012ST]LIT

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SULIT 17

(ii) the locus of M such that its distance from point B and point D is the same.lokus fu[ dengun keadaan jaraknya aclalah sama dari titik B dan titik D.

(c) Hence, mark wrth the

locus of M.Seterusnya, tandakunL dan lokus M itu.

symbol I all thc

dengan simbol

points of interscction of the locus of I and the

15 marks)& kedudukan bagi semua persilangan lokus

15 markahl

Answer I Jctwapan '.

(a)

(b) (i), (ii)

(c)

Diagram 17

Rajah l7

50t2

s0t2

ForExaminer's

Use

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STJLIT

ForExaminer b

Use

18

value of x.

x.

50t2

[2 marks)

12 markahl

13 markl

[3 markah]

Given that 3 2x-t - 27 , cal,culate the

Diberi 3 2x-r

= 27 , hitung nilai bagi

(a) Simpt& Qo'u)'

Permudahkan Qo'U)'

(b) Find the value of 3 I * rr) .

Csri nilai bagi.:i , n;

Answer I Jawapan :

(a)

o)

19

L_tr5012

SULIT

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STILIT 19

Z0 Diagram 20 show right angled triangle PQS.QRS is a straight line.

Raiah 20 menuniukkan segitiga bersudut tegak PQS. QRS adalah garis lurus.

9cm

R

Diagram 20Rajah 20

8cm

Calculate in cm, the length of RS.

Hitung panjang RS, dalam cm,

Answer I Jawapan :

l2 marlcsl

12 markah)

END OF QUESTION PAPERKERTAS SOALAN TAMAT

-h.--_

50t2

saD

ForExaminer \

Use

2A

ELihat sebelah

SULIT

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