Q 1: A wall is in the shape of triangle placed over a rectangle. Then length of the wall is 30 metres, height of rectangular part is 20 metres and maximum height of the wall is 35 metres. Find the area of the wall.|
950 sq. cm.
785 sq. cm.
Q 2: If diagonals of a rhombus are 10 cm. and 24 cm. then the area of that rhombus is ___ sq. cm.|
Q 3: In a parallelogram one side is 4.5 cm. The corresponding height is 2.4 cm. Then the area of that parallelogram is ___ sq. cm.|
Q 4: The side of a square is 25 metres and a rectangle whose perimeter is equal to the perimeter of the square, has its length 30 metres, find the ratio of the areas of the square and the rectangle.|
Q 5: The diagonal AC of a quadrilateral ABCD is 10 cm. The perpendiculars from B and D to diagonal AC are 5 cm. and 7cm. Find the area of the quadrilateral.|
40 sq. cm.
60 sq. cm.
30 sq. cm.
Q 6: A garden is in the shape of rectangle. Its length and breadth are 102.5m. and 75.5m. respectively. Find the cost of fencing the garden five times, with barbed wire, at $5 per metre.|