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Mathematics 17 Online
OpenStudy (dehydrated):

An artist designed a badge for a school club. Figure ABCD on the coordinate grid below shows the shape of the badge: The badge is enlarged and plotted on the coordinate grid as figure JKLM with point J located at (−4, −7) and point M located at (−2, −3). Which of these could be the coordinates for point L? (−1, −7) (3, −7) (0, −3) (2, −3)

OpenStudy (dehydrated):

Graph

OpenStudy (dehydrated):

@TheSmartOne

OpenStudy (dehydrated):

@mathmale

OpenStudy (welshfella):

This is an enlargement factor 2 the distances between the points are doubled

OpenStudy (welshfella):

the point corresponding to C in the enlarged image is L ANd C is 1 unit to the right of A So how many units to the right of K will L be?

OpenStudy (welshfella):

* C is 1 unit to the right of D ( not A)

OpenStudy (dehydrated):

2?

OpenStudy (dehydrated):

since its doubled

OpenStudy (welshfella):

Yes (I should have said to the right of M , sorry) So now you know the coordinates of L

OpenStudy (welshfella):

I have to keep going out and returning to the post because the system isnt clearing my posts!

OpenStudy (dehydrated):

@welshfella Its ok thank you for helping!

OpenStudy (welshfella):

yw

OpenStudy (dehydrated):

@welshfella just checking so am going to ober from M to get L ? (1,3)

OpenStudy (welshfella):

Yes - my error its to the right of M ( not K)

OpenStudy (dehydrated):

so the answer is 1, -3 ?

OpenStudy (welshfella):

No M is at (-2,-3) so going to the right will retain n the y = -3 but x coordinate will be = -2 + 2 = 0

OpenStudy (welshfella):

so L = (0,-3)

OpenStudy (welshfella):

|dw:1481648199418:dw|

OpenStudy (dehydrated):

OOOH sorry thats what i meant haha i dont know why i put 1

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