The area of the shaded region shown in the below figure is 1. 140 cm 2 2. 77 cm 2 3. 294 cm 2 4. 217 cm 2

Area of shaded region = Area of rectangle + Area of semi-circle = length × breadth + = 14 × 10 + = 140 + = 140 + 77 = 217 cm 2 . Hence, Option 4 is the correct option.

Mathematics

The area of the shaded region shown in the below figure is
140 cm²
77 cm²
294 cm²
217 cm²

Mensuration

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Answer

Area of shaded region = Area of rectangle + Area of semi-circle

= length × breadth + $\dfrac{πr^2}{2}$

= 14 × 10 + $\dfrac{\dfrac{22}{7} \times (7)^2}{2}$

= 140 + $\dfrac{154}{2}$

= 140 + 77

= 217 cm².

Hence, Option 4 is the correct option.

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Mathematics

The area of the shaded region shown in the below figure is
140 cm²
77 cm²
294 cm²
217 cm²

Mensuration

Answer

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Mensuration

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217 cm²

In the adjoining figure, OABC is a square of side 7 cm. OAC is a quadrant of a circle with O as center. The area of the shaded region is
10.5 cm²
38.5 cm²
49 cm²
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The adjoining figure shows a rectangle and a semicircle. The perimeter of the shaded region is
70 cm
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78 cm
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In the adjoining figure, the boundary of the shaded region consists of semicircular arcs. The area of the shaded region is equal to
616 cm²
385 cm²
231 cm²
308 cm²

The perimeter of the shaded region shown in the below figure is
44 cm
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66 cm
132 cm