How to Remember Special Angles easily using Calculator
Step 1: Type the expression into calculator, eg. (in radian mode, for this case)
Step 2: You will get 0.8660254038. Square the Answer. (Ans^2)
Step 3: You will get 3/4. That means
How to Remember Special Angles easily using Calculator
Step 1: Type the expression into calculator, eg. (in radian mode, for this case)
Step 2: You will get 0.8660254038. Square the Answer. (Ans^2)
Step 3: You will get 3/4. That means