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(a) Match the following figures with their respective areas in the box.

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1. 

Area of above shape $=\left(\pi \times 7^2\right) \div 2=77 \mathrm{~cm}^2$

2. 

Area of above shape $=14 \times 7=98 \mathrm{~cm}^2$

3. 

Area of above shape $=7 \times 7=49 \mathrm{~cm}^2$

4. 

Area of above triangle $=\frac{1}{2} \times 14 \times 7=49 \mathrm{~cm}^2$

5. 

Area of above shape $=b \times h =14 \times 7=98 \mathrm{~cm}^2$

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seema garhwal

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