Did you ever wonder how you can master simple calculations? 37 + 49? let's add 3 to 37 making it 40 and then subtracting 3 from 49 making it 46. Here it is 46 + 40 = 86 which is same as 37 + 49 = 86. ...
Exercise: 10.1 How many tangents can a circle have? Answer A circle can have infinite tangents. Fill in the blanks : (i) A tangent to a circle intersects it in ..................
SURFACE AREA OF SPHERE:- If, the radius of a sphere=r Then, SURFACE AREA OF SPHERE=4πr2 Ex;- If, radius of a sphere=r=14cm SURFACE AREA OF SPHERE=4πr2 ...