Area Problems
The ratio of the corresponding sides of two similar triangles is 3 : 4, The ratio of their areas is?

4 : 3
? 3: 2
9 : 16
3 : 4

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Area Problems
The area of rectangle is 1.8 times the area of a square. The length of the rectangle is 5 times the breadth. The side of the square is 20 cm. What is the perimeter of the rectangle?

135 cm
144 cm
145 cm
133 cm

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