What is the exact value of tan 157.5 degrees?

1 answer:

8 0

To know the exact value of tan(157.5°), you only have to enter the value in your calculator:

First, press the buttton identified as "tan" and then write 157.5. The next step you must follow is press the button with the symbol of equal: "="

Now, the value of tan(157.5°) will appear on the screen of you calculator.

As you can see, the exact value of tan(157.5°) is:

tan(157.5°)=-0.4142

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