#### From a circular card sheet of radius 14 cm, two circles of radius 3.5 cm and a rectangle of length 3 cm and breadth 1 cm are removed (as shown in the given figure). Find the area of the remaining sheet.

**Solution:**

**More Solutions:**

- Then the area of the resulting triangle:
- The circumference of the circle with diameter 28 cm:
- Then the radius of the circle is:
- If the ratio of the radii of two circles is 2:
- The perimeter of a semicircle (including its diameter) of radius 7 cm is:
- Area of a rectangle and the area of a circle are equal.
- Find the area of the trapezium ACDE.