CBSE MATH STUDY: ASSIGNMENT FOR THE SESSION 2011-2012 Class: VIII ASSIGNMENT FOR THE SESSION 2011-2012 Class: VIII Subject : Mathematics Term -II Trapezium 1. The parallel sides of a trapezium are 25 cm and 11 cm, while its non parallel sides are 15cm and 13cm. find the area of the trapezium. 2. The parallel sides of a trapezium are 78 cm and 52 cm, while its non parallel sides are 28cm and 30cm. find the area of the trapezium. 3. The parallel sides of a trapezium are 12cm and 36cm respectively. Its non parallel sides are each equal to 15cm. Find the area of the trapezium. AREA 1. Verify Euler’s formula for a) Square pyramid b) Pentagonal prism c) tetrahedron 2. The area of a rhombus is equal to the area of a triangle whose base and the corresponding altitude are 24.8 cm and 16.5 cm respectively. If one of the diagonal of the rhombus is 22 cm, find the length of the other diagonal. 3. The floor of a rectangular hall has a perimeter 250m. If the cost of paining the four
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