Ratios in Polygons

If the ratio of corresponding sides in two similar polygons is 2:5, and one side of the second polygon is 25 units, what is the length of the corresponding side in the first polygon?

• 10

• 5

• 10

• 20

If the ratio of corresponding sides in two similar polygons is 3:4, and one side of the first polygon is 16 units, what is the length of the corresponding side in the second polygon?

• 64/3

• 12

• 48

• 20

If the ratio of corresponding sides in two similar polygons is 1:2, and one side of the first polygon is 10 units, what is the length of the corresponding side in the second polygon?

• 20

• 30

• 15

• 5

If two similar polygons have perimeters in the ratio 3:7, and the perimeter of the smaller polygon is 18 units, what is the perimeter of the larger polygon?

• 42

• 54

• 14

• 126

If the ratio of corresponding sides in two similar polygons is 7:3, and the perimeter of the larger polygon is 84 units, what is the perimeter of the smaller polygon?

• 36

• 24

• 12

• 48

If the ratio of corresponding sides in two similar polygons is 5:6, and one side of the first polygon is 15 units, what is the length of the corresponding side in the second polygon?

• 18

• 20

• 30

• 12

If two similar polygons have perimeters in the ratio 4:9, and the perimeter of the smaller polygon is 16 units, what is the perimeter of the larger polygon?

• 36

• 40

• 32

• 48

If two polygons are similar, what can we say about the proportions of their corresponding sides?

• Their corresponding sides are proportional

• Their corresponding sides are not proportional

• Their corresponding sides have different shapes

• Their corresponding sides are perpendicular

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

When two polygons are similar, what is true about the ratios of their corresponding angles?

• The ratios are always equal to 1:1

• The ratios are proportional to the sides

• The ratios are equal, as corresponding angles are congruent

• The ratios are not consistent

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

If the ratio of corresponding sides in two similar polygons is 7:2, and one side of the second polygon is 14 units, what is the length of the corresponding side in the first polygon?

• 4

• 7

• 2

• 8