HTC HD mini User Manual - Page 244
Scientific Calculator, Tools > Calculator, Rad/Deg
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244 Chapter 13 Other Programs Scientific Calculator Use the Scientific Calculator to perform more complex calculations such as square roots, logarithmic and trigonometric functions, percentages. 1. Press START and then tap Tools > Calculator. 2. Turn your phone sideways to the left to display the Scientific Calculator. 3. Tap the Rad/Deg button to toggle between degrees or radian measurement. 4. Tap the FN button to display the second layer of scientific calculation buttons. 5. When you tap one of these function buttons after entering a number, the corresponding operand or operator is displayed. You can continue to enter numbers, operands and operators to build the formula expression. 6. Tap the = button to compute and display the calculation result.
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