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 ...
Median from vertex A bisects the opposite side B C. Let D be the mid point of BC. Coordinates of D ( 3 , 2) Using two point formula of straight line, we can find the equation of the median. A (5 ,-4...
The area of a semi circle is the total space inside the semi circle. If radius of the circle = r Then, Area of the circle = (1/2)xπr2 sqare units Here, π=22/7=3.14 aproximately Ex:- radius...