# Reference Angle Calculator

Angle, a (in degrees) : °

Reference Angle : °

Angle a is

The Reference Angle Calculator an online tool which shows Reference Angle for the given input. Byju's Reference Angle Calculator is a tool
which makes calculations very simple and interesting. If an input is given then it can easily show the result for the given number.

#### Practise This Question

Let a,b,cϵR. If f(x)=ax2+bx+c be such that a+b+c=3 and f(x+y)=f(x)+f(y)+xy, x, yϵR, then 10n=1 f(n) is equal to