Decompose area with triangles KA6

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

a

b

c

7.5

22.5

15

8.5

45

30

50

18

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

a

b

c

27.5

37.5

20

10

35

17.5

15.5

55

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

a

b

c

13.5

27

10.5

48

21

63

12.5

24

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

a

b

c

45

48

30

54

84

18

99

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

a

b

c

30

51

70

21

35

65

100

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

a

b

c

117

22.5

10

65

32.5

55

50

45

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

a

b

c

12

8

4

32

6

58

20

24

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

a

b

c

54

48

18

24

15

27

9

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

a

c

e

98

49

35

31.5

63

17.5

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

a

c

e

10

15

80

30

60

40

55