Start learning 50% faster. Sign in now
India has recently added 11 new wetlands to the list of Ramsar sites, and with that, the total number of Ramsar sites in India has reached a total of 75 Ramsar sites. India became one of the signatories of the Ramsar Convention on 1st Feb 1982 which had earlier taken place in Ramsar, Iran, in 1971. A total of 26 sites were added to the list of Ramsar sites from 1982 to 2013, however, 49 new wetlands were added to the list of Ramsar sites in India from 2014 to 2022 and now in 2022, a total of 28 sites have been added to the list of Ramsar sites in India. Tamil Nadu has a maximum no. of Ramsar sites (14 number), followed by UP which has 10 nos. of Ramsar sites..
If the radius of a circle is 15 cm, then which of the following is true regarding the length of the chord (L)?
The area of a sector of a circle is 144π cm², and the radius of the circle is 24 cm. Find the angle of the sector in radians.
A sector of a circle has a central angle of 90°. If the radius of the circle is 10 cm, what is the area of the sector?
A wire is in the form of square with side 22 cm. It is bent to form a circle. What is the radius of the circle?
One chord of a circle is given as 18.5 cm. Then the radius (r) of the circle must be:
Find the area of the sector of a circle with radius 14 cm and central angle 90°.
The circumference of a circle is 44 cm. What is its radius? (Use π = 22/7)
If a wheel covers a distance of 660 m in 30 rotations, then the diameter of the wheel is?