Area of a Rectangle - Side from Area and Side Ratio (Level 3)

This math topic focuses on the skill of calculating the missing side lengths of rectangles given the total area and the ratio between the sides. It is categorized under an introductory unit on area and perimeter logic. The exercises help students apply formulas and logical reasoning to solve problems related to the properties of rectangles, enhancing their understanding of geometry and spatial awareness. Throughout these exercises, students are encouraged to utilize mathematical reasoning to deduce unknown dimensions from given data, supporting the development of both analytical and problem-solving skills in a geometric context.

Work on practice problems directly here, or download the printable pdf worksheet to practice offline.

Area of a Rectangle - Side from Area and Side Ratio Worksheet

Math worksheet on 'Area of a Rectangle - Side from Area and Side Ratio (Level 3)'. Part of a broader unit on 'Area and Perimeter Logic - Practice' Learn online: app.mobius.academy/math/units/area_and_perimeter_geometry_logic_practice/

1

Find the missing side length of this rectangle

a

44

b

40

c

32

d

36

e

20

f

48

2

Find the missing side length of this rectangle

a

60

b

27

c

18

d

12

e

33

f

15

3

Find the missing side length of this rectangle

a

20

b

8

c

16

d

14

e

21

f

5

4

Find the missing side length of this rectangle

a

18

b

23

c

11

d

13

e

20

f

24

5

Find the missing side length of this rectangle

a

19

b

39

c

23

d

43

e

25

f

27

6

Find the missing side length of this rectangle

a

3

b

25

c

7

d

33

e

21

f

5

7

Find the missing side length of this rectangle

a

41

b

14

c

20

d

5

e

32

f

11