Area of an Acute Triangle - Center of Rectangle (from Dimensions) (Level 3)

This math topic focuses on calculating the area of acute triangles located within a rectangle, using the given dimensions, as part of a larger unit on the area and perimeter of complex shapes. Each question displays an image of a geometric configuration involving a rectangle with an embedded acute triangle whose area needs to be determined. The students are given multiple answer choices for each question, emphasizing skills in geometry, particularly understanding how to work with shapes positioned within other shapes.

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

Area of an Acute Triangle - Center of Rectangle (from Dimensions) Worksheet

Math worksheet on 'Area of an Acute Triangle - Center of Rectangle (from Dimensions) (Level 3)'. Part of a broader unit on 'Area and Perimeter Complex Shapes' Learn online: app.mobius.academy/math/units/area_and_perimeter_complex_shapes/

1

Find the area of the shaded triangle section

a

4

b

10.5

c

18

d

36

e

8.5

f

9

2

Find the area of the shaded triangle section

a

50.5

b

98

c

28

d

56

e

13

f

18

3

Find the area of the shaded triangle section

a

8

b

5

c

36

d

9

e

11

f

18

4

Find the area of the shaded triangle section

a

10.5

b

28

c

6.5

d

6

e

21

f

5.5

5

Find the area of the shaded triangle section

a

15

b

9

c

72

d

21

e

30

f

12

6

Find the area of the shaded triangle section

a

17

b

14

c

98

d

28

e

13

f

22

7

Find the area of the shaded triangle section

a

35

b

56

c

20

d

4

e

22

f

17.5