#As shown in the above diagram The cube has 6 square surfaces.they are equal in area. # The cube has 12 equal edges or sides TOTAL SURFACE AREA OF CUBE:- If edge(side) of the cube = a Then,Total...
Before starting the discussion I would like to mention this problem The conventional way to solve this problem is to deal with trigonometric identities...
Que : Average of 5 consecutive even numbers is 12 . Find the sum of 1st and last numbers. Sol : shortcut... If consecutive numbers average is given, then average is (1st + last)/2 = 12 Therefore sum of 1st and last = 12*2 = 24
If sinα =3/2, find the value of all T- ratios of α If cosα =7/25, find the value of all T-ratios of α If tanα =15/8, find the values of all T-ratios of α If cotα...