<p>The shaded area $ABCD$ in the diagram represents a flowerbed formed by arcs of $2$ quadrants of radius $21$ m and another $2$ quadrants of radius $14$ m.</p>
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<p>$\left[ \mathrm{Take \ }\pi =\frac{22}{7} \right]$</p>
<ol class="abc-list"><li><div class="list-item-paragraph">Purple orchids were planted in the flowerbed at a cost of $\$75$ per square metre. Find the cost of planting the purple orchids.</div></li><li><div class="list-item-paragraph">A fence is going to be put up around the perimeter of the flowerbed.  Given that the fencing cost $\$42$ per metre, find the cost of fencing the flowerbed.</div></li><li><div class="list-item-paragraph">A goods and services (GST) tax of $7\%$ is imposed on the total cost of planting and fencing the flowerbed.  Find the total cost of planting and fencing the flowerbed<br>inclusive of the GST.</div></li></ol>

The shaded area $ABCD$ in the diagram represents a flowerbed formed by arcs of $2$ quadrants of radius $21$ m and another $2$ quadrants of radius $14$ m.

$\left[ \mathrm{Take \ }\pi =\frac{22}{7} \right]$

Purple orchids were planted in the flowerbed at a cost of $\$75$ per square metre. Find the cost of planting the purple orchids.

A fence is going to be put up around the perimeter of the flowerbed.  Given that the fencing cost $\$42$ per metre, find the cost of fencing the flowerbed.

A goods and services (GST) tax of $7\%$ is imposed on the total cost of planting and fencing the flowerbed.  Find the total cost of planting and fencing the flowerbed
inclusive of the GST.

Composite Circular Flowerbed: Area, Perimeter & Cost

Composite Circular Flowerbed: Area, Perimeter & Cost

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