A rectangle having an area of 60 cm sq. is transformed under enlargement about a point space. If area of its image is 135 cm sq. , find the scale factor of the enlargement.
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A rectangle having an area of 60 cm sq.
Area of image = Area of object x scale factor of the enlargement.
135 = 60 x scale factor of the enlargement.
Hence, scale factor of the enlargement = 2.25 Ans
Area of image = Area of object x scale factor of the enlargement.
135 = 60 x scale factor of the enlargement.
Hence, scale factor of the enlargement = 2.25 Ans
vanshika11:
i did the same thing but answer is not correct. Its 1.5
then the image length be 90..
or answer maybe incorrect..
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