Q 5: 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 6: 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.
30 sq. cm.
60 sq. cm.
Q 7: The base of a parallelogram is 12 cm. and the corresponding height is 7 cm. what is the area of the parallelogram.|
84 sq. cm.
86 sq. cm.
94 sq. cm.
Q 8: 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.