Similarity Perimeter and Area

If the ratio of the pentagons' perimeters is 5:26, what is m?

• 10.4

• 5.2

• 13

• 2.6

What is the ratio of the side length of the larger pentagon to the side length of the smaller pentagon?

• 3:1

• 9:7

• 6:3

• 9:1

If the ratio of the rectangles' areas is 289:841, what is k?

• 1.8

• 2.4

• 2.8

• 3.4

What is the ratio of the side length of the larger rectangle to the side length of the smaller rectangle?

• 6:3

• 4:1

• 3:1

• 1:4

What is the ratio of the side length of the larger hexagon to the side length of the smaller hexagon?

• 12:2

• 2:1

• 6:2

• 6:4

If the ratio of the circles' circumferences is 4:1, what is y?

• 2

• 4

• 6

• 1

If the ratio of the squares' areas is 1:4, what is k?

• 2.8

• 3.6

• 4.2

• 6.2

What is the ratio of the side length of the larger rectangle to the side length of the smaller rectangle?

• 7:3

• 5:2

• 7:5

• 3:1

What is the ratio of the diameter of the larger circle to the diameter of the smaller circle?

• 2:1

• 4:1

• 11:1

• 11:4

If the ratio of perimeters of 2 triangles is 3:4, and the perimeter of the smaller triangle is 324, what is the perimeter of the larger triangle?

• 81

• 432

• 576

• 243