The concentration of CO2 in the soil atmosphere is …………………………………..
The concentration of CO2 in soil is 0.25-0.3%.
What will be inradius of a right angle triangle whose base is 13 cm & height is 84 cm ?
The length of a tangent from a point A at a distance 5 cms. from the centre of the circle is 4 cms. Radius of the circle is
In the given Figure, Find  angle BCD. If AB is a diameter & AB is parallel to CD.
Find the distance between two parallel chords of length 24 cm each in a circle of diameter 25 cm?
The ratio of the angles ∠A and ∠B of a non-square rhombus ABCD is 7:5, then the value of the ∠C is
The volume (in cu.cm.) of a right circular cylinder with radius 1 cm and height 2 cm on is: (Take π = 22/7)
In ∆ABC, AB = 5cm, BC = 6cm and AC = 10cm then find out the value of cos A?
At the centre of a circle of 20 cm radius, the angle made by an arc of 24(4/9) cm length is