Tutorial Transformations

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  • 8/17/2019 Tutorial Transformations

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    1. Figure below shows quadrilaterals CDEF , PQRS , QRTU and J!" on a

    #artesian $lane.

    %a& Trans'or(ation ) is a re'le#tion about the line * + . Trans'or(ation - is the

    translation % / &. State the #oordinates o' the i(age o' $oint F under the

    'ollowing trans'or(ations0

    %i& )-

    %ii& -)

    % (ar2s&

    %b& PQRS is the i(age o' UQRT under trans'or(ation 3 and $qrs is also the i(age o'

    CDEF under trans'or(ation 4. Des#ribe in 'ull

    %i& trans'or(ation 3

    %ii& trans'or(ation 4

    % (ar2s&

    %#& J!" is the i(age o' PQRS under an enlarge(ent.%i& State the #oordinates o' the #entre and the 'a#tor s#ale o' the enlarge(ent.

    %ii& 3i5en the area o' PQRS is 16 units/ , #al#ulate the area o' J!"

    % (ar2s&

    12

    2

    4

    6

    8

    10

    xO-2-4   2   4   6   8

    y

    F   C

    D

    E

    L

    J   MT

    SU

    P

    Q

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    /. Figure below shows triangles EF3 , 4J and !J" , drawn on a Cartesian $lane

    %a& Trans'or(ation T is a translation   

     

     

     

     −7

    .

    .

    Trans'or(ation ) is a re'le#tion in the line * + 8/.

    State the #oordinates o' the i(age o' $oint F under ea#h o' the 'ollowing

    trans'or(ation0

    %i& Translation T

    %ii& Co(bined trans'or(ation )T

    % (ar2s&

    %b& %i& !J" is the i(age o' EF3 under #o(bined trans'or(ation )-. Des#ribe

    in 'ull, the trans'or(ation - and the trans'or(ation )

    %ii& 3i5en that the shaded region !4" re$resents a region o' area / (/

     ,#al#ulate the area , in (/ o' the region re$resented b* 4J.

    %9 (ar2s&

    4

    -6

    -4

    -2

    O

    2

    x2   4   6   8

    y

    -8

    E   F

    G

    J

    H

    M

    L

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    . Figure below shows quadrilaterals :;CD , EF34 , J!" and PQRS on a

    #artesian $lane.

    %a& Trans'or(ation R is a re'le#tion about line < + / . Trans'or(ation T is the

    translation

    1

      ÷−  

    .

    State the #oordinates o' the i(age o' $oint J under the 'ollowing trans'or(ation0

    %i& RT

    %ii& TR  

    % (ar2s&

    %b& :;CD is the i(age o' EF34 under trans'or(ation ) and QPSR is also the i(age

    o' :;CD under trans'or(ation -. Des#ribe in 'ull%i& trans'or(ation )

    %ii& a single trans'or(ation whi#h is equi5alent to trans'or(ation -).

    %7 (ar2s&

    %#& J!" is the i(age o' PQRS under an enlarge(ent.

    %i& State the #oordinates o' the #entre o' the enlarge(ent

    %ii& gi5en the area o' PQRS is 1/.7 units/ . Cal#ulate the area o' J!"

    % (ar2s&

    12

    2

    4

    6

    8

    10

    xO-2-4   2   4   6   8

    y

    10

    A

    B

    C

    D

    E

    F

    G

    H

    J

    L

    M

    P

    Q

    S

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    7. Figure below shows $entagon :;CDE , PQRST and PJ!" whi#h are drawn on

    a #artesian $lane

    %a& Trans'or(ation ) is a translation 7−   ÷  

    . Trans'or(ation - is a re'le#tion in the

    line * + . State the #oordinates o' the i(age o' $oint E under ea#h o' the

    'ollowing trans'or(ations.

    %i& Translation )

    %ii& Co(bined trans'or(ation )-

    % (ar2s&

    %b& %i& PJ!" is the i(age o' :;CDE under the #o(bined trans'or(ation 34.

    Des#ribe in 'ull, the trans'or(ation 4 and the trans'or(ation 3

    %ii& 3i5en that the area o' the shaded region QJ!"TSR is 1 #(/ , #al#ulate the

    area, in #(/ o' $entagon PQRST.

    %9 (ar2s&

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    ?. Figure below shows quadrilaterals :;CD , :EF3 , :J! whi#h are drawn on a

    #artesian $lane.

    %a& Trans'or(ation P is a re'le#tion in the line * + 7 . Trans'or(ation T is a translation

    /

    −  

    ÷  . State the #oordinates o' the i(age o' $oint D under the 'ollowing trans'or(ation.

    %i& PT

    %ii& TP

    % (ar2s&

    %b& %i& :J! is the i(age o' :;CD under a #o(bined trans'or(ation -U.

    Des#ribe in 'ull the trans'or(ation U and trans'or(ation -.

    %ii& 3i5en that the area o' the shaded region is 1?6 #(/, #al#ulate the area in

    #(/, o' :EF3

    %> (ar2s&