Question

10. Find the area of the shaded region.
18 cm
5 cm
5 cm
10 cm​

Answer 1

Answer:

The figure consist of 1cm rectangle,3 unshaded and 1 shaded triangle.

Area of rectangle=8×6=48sq.cm

Area of triangle with base 4cm and height 5cm is

=

2

1

×4×5=10sq.cm

Area of triangle with base 3cm and height 6cm is

=

2

1

×3×6=9sq.cm

Area of triangle with base 2cm and height 8cm is

=

2

1

×2×8=8sq.cm

Area of shaded triangle=Area of rectangle−Area of unshaded triangle

Area of shaded triangle=48−(10+9+8)=48−27=21sq.cm

Answer 2

Answer:

1. the area of the shaded region.
2. 18* 18= 324 cmsquare
3. 5*5= 25 cm square
4. 5*5 = 25 cmsquare
5. 10*10 = 100cmsquare

Step-by-step explanation:

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