Question

Find the area enclosed by each of the following figures.
Solve part b,c,d​

Answer 1

Answer:

(b) Area of regular octagon=

Area of two trapezium+ Area of rectangle

2×1/2(a+b)h + l×b

(10+22)8+ 10×22

32×8+220

256+220

476cm²

(c) Area enclosed=

Area of trapezium+ Area of square

1/2(a+b)h + s²

1/2(7+18)8 + 18²

4×25+ 324

100+324

424cm²

(d) Area of hexagon=

Area of two triangles+ Area of rectangle

2×1/2×b×h + l×b

16×6+10×16

96+160

256cm²

Answer 2

Answer:

Refer to the given attachment

Step-by-step explanation:

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