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Local control which is used to reduce experimental error and reduce precision is not applicable in Completely randomized design which is used for laboratory experiments.
The sum of the total surface areas of two cubes is 1452 cm2. If the product of the length of their edges is 103 cm2, then find the...
In triangle ABC, the bisector of angle BAC cuts the side BC at D. If AB = 10 cm, and AC = 14 cm then what is BD : BC ?
What will be the total surface area of a triangular pyramid whose sides are all 2 cm long?
Find the area of sector of a circle whose radius is 21 cm and angle subtended by the sector at centre of circle is 45 ° .
If the volume of a sphere is 500 cm³, then find the surface area of the sphere. [Take π = 3]
The circumference of a circle is equal to the perimeter of a rectangle whose length and breadth are in ratio 5:3, respectively. If the area of the recta...
An agricultural field is in the form of rectangle having length X1 meters and breadth X2 meters. (X1 and X2 are variables). If X1 + X2 = 40 meters, then...
A right-angled triangle has sides 12 cm, 16 cm, and 20 cm. A circle is inscribed within this triangle. Find the radius of the inscribed circle.
In a rectangular floor of length and breadth of 16 metres and 7 metres, respectively, square tiles each of 4 metre edge length are to be laid. If the co...
