Tanisha Pal Singh
1st Block
1 Nov 2018
Inverse trigonometric ratios helps us find the missing angle called theta. For example, if opposite is 16, adjacent is 20 and hypotenuse is 31 and we have to go find the angle opposite to line of length 16.
Sin theta = 16÷ 31
Sin theta = 0.516
Theta= Sin^-1( 0.516)
Theta= 31.064
Tanisha Singh Geometry Blog 