Question

find the area of the shaded region
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Answer 1

Answer:110

Step-by-step explanation:

Area of Whole rectangle

18 * 10 = 180

1st triangle

10 * 6 * (1/2) = 30

2nd triangle

8 * 10 * (1/2) = 40

Area of shaded region

= 180 - 30 - 40 = 110

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Answer 2

Answer:

110 cm²

Step-by-step explanation:

Total area of rectangle ABCD= 18×10=180 cm²

Area of triangle DEF = 1/2×10×6=30 cm²

Area of Triangle BCE = 1/2×10×8=40 cm²

So,

area of shaded part= Area of ABCD - ( Area of BCE +Area of DEF)

= 180 - (30+40) cm²

= 110 cm²