What is the cotangent of 31.5° to three significant figures?
A)0)315
B)0)613
C)1)632
D)None of the above

Question

Quizplus · Accepted Answer

The cotangent of 31.5° is 1.632.
Solution (steps taken are dependent on type of scientific calculator used)
Step 1:
Using a calculator in the degree mode, enter 31.5 and press the TAN key.
The tangent of 31.5° is 0.613.
Step 2:
Press the 1/X key to calculate the cotangent.
The cotangent of 31.5 is 1.632.

What Is the Cotangent of 31