Mathematics Worksheet/Area and Perimeter of 2D Shapes

1. The area of a square is 100cm². Find its perimeter.
2. Find the height of a trapezium with the upper base 12cm, lower base 18cm, and area 150cm².
3. One side of a rhombus is 20cm. Can you find the area? explain.
4. The base of an isosceles triangle measures 15cm and its area is 45cm². Find its altitude.
5. A circle has a radius of 4. Find its perimeter and area.
6. A regular hexagon has a side of 10cm, a height of 10cm and a maximum width of 10cm. Find its area.
7. A 25cm² square has been cut out from a 12cm by 15cm rectangle. Find the area and perimeter of this shape.