Top surface of an umbrella look like regular octagon as shown in the figure below find the area
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Answer:
Area of figure = 5,095 cm²
Step-by-step explanation:
Given:
Two trapezium
One rectangle
Find:
Area of figure
Computation:
Area of figure = Area of rectangle + Area of 2 trapezium
Area of figure = [L x B] + 2[(1/2)(Sum of parallel side)(Height)]
Area of figure = [118 x 15] + 2[(1/2)(118+15)(25)]
Area of figure = 1,770 + 3,325
Area of figure = 5,095 cm²