The length of each of a pair of opposite sides of a parallelogram is 16cm and the perpendicular distance between these two sides is 10 cm. What is the area (in cm) of the parallelogram?
160
Area of a parallelogram = base x height = 16 cm x 10 cm = 160 cm2.
For a right-angled triangle, the perpendicular length is 2 cm more than the base and the hypotenuse is 4 cm more than the base of the right-angled triangle. Find the hypotenuse length of the triangle. (in cm)
What is the area (in $m^2$) of a circular path of uniform width of 1.3 m surrounding a circular garden of diameter 126 m?
(Take $\pi$ = $\frac{22}{7}$)
The sum of the radius of the base and the height of a closed solid cylinder is 12.5 cm. If the total surface area of the cylinder is 275 cm², then its radius is:
(Take π = 22/7)
The areas of three adjacent faces of a cuboidal tank are 3 m 2, 12 m 2 and 16 m 2. the capacity of the tank, in litres, is:
Volume of a cuboid is 4800 cm 3. If the height of this cuboid is 20 cm, then what will be the area of the base of cuboid ?
Two similar cubes have heights of 8 cm and 12 cm, respectively. If the capacity of the smaller cube is 80 cm 3, what is the capacity of the bigger cube (in cm 3)?
Three circles of radius 7 cm are kept touching each other. The string is tightly tied around these three circles. What is the length of the string?
Three circles of radius 6 cm are kept touching each other. The string is tightly tied around these three circles. What is the length of the string?