calculating area

A swimming pool has a length of 12 yd and a width of 7 yd. Calculate its area. => 84 yd 2 or 14 yd 2 or 74 yd 2 or 168 yd 2..

Calculate the approximate area of the figure if the area of each square is 6 square units. => 270 square units or 45 square units or 260 square units or 288 square units..

The base and the height of a parallelogram are 18 ft and 8 ft. If both its base and height are decreased by 50%, then calculate its area. => 46 ft 2 or 86 ft 2 or 48 ft 2 or 36 ft 2..

The base and the height of a parallelogram are 18 cm and 8 cm. If both the base and height of the parallelogram are decreased by 50%, then calculate the area of the parallelogram. => 36 cm 2 or 48 cm 2 or 46 cm 2 or 86 cm 2..

The diameter of a circular lawn is 18 m. Calculate its area. [Take π = 3.14.] => 254.34 m 2 or 28.26 m 2 or 1017.36 m 2 or 56.52 m 2..

Suppose a horizontal area A (m 2 ) is supporting a column of liquid of height h (m) and density d (kgm - 3 ..

Which of the following inequalities can be used to calculate the side of an aluminium cube if the cube has a surface area that is greater than 3000 cm 2 ? => a 2 < 3000 or a 2 < 500 or a 2 > 500 or a 2 > 3000..

In the figure, ABCD is a quadrilateral with diagonal AC. The diagonal divides the quadrilateral into two triangles, ABC and ADC. The ratio of the area of ΔABC to ΔADC is 2 : 3. If the area of quadrilateral ABCD = 10 square units, calculate the difference be..

In the given figure ABCD, AB ‾ is parallel to DC ‾ . Area of ΔOAD = 8 sq.cm and area of ΔBCD = 15 sq.cm. Calculate the area of ΔOAB. => 64 15 sq.cm or 64 7 sq.cm or 8 15 sq.cm or 8 7 sq.cm..

ABCD is a rhombus with each side measuring 15 units and the diagonal AC measuring 24 units. Calculate the measure of diagonal BD as well as the area of ABCD. => 21 units, 216 square units or 18 units, 207 square units or 27 units, 225 square units or 18 units, 216 sq..