Decompose area with triangles KA6

Find the areas of each part of the figure and the whole figure.

a

b

c

15

8.5

30

50

45

22.5

18

7.5

Find the area of each part of the figure and the whole figure.

a

b

c

20

37.5

35

17.5

10

15.5

55

27.5

Find the area of each part of the figure and the whole figure.

a

b

c

48

10.5

27

24

12.5

13.5

63

21

Find the area of each part of the figure and the whole figure.

a

b

c

54

84

30

48

18

45

99

Find the area of each part of the figure and the whole figure.

a

b

c

35

65

100

21

30

70

51

Find the area of each part of the figure and the whole figure.

a

b

c

117

32.5

22.5

50

55

45

10

65

Find the area of each part of the figure and the whole figure.

a

b

c

8

12

32

58

4

20

6

24

Find the area of each part of the figure and the whole figure.

a

b

c

24

18

15

48

27

54

9

Find the area of each part of the figure and the whole figure.

a

c

e

31.5

63

98

49

35

17.5

Find the area of each part of the figure and the whole figure.

a

c

e

80

55

30

40

15

10

60