TRIGONOMETRIC FUNCTIONS Expressions (Page 7 of 8)

Finally, let's evaluate some expressions that are used to find the area of a triangle. First, find the value of the expression (1/2)(2.36)(5.91)sin(41.4deg).

 CLEAR key.

 Left parenthesis key. 1 Divide key. 2 Right parenthesis key. Multiply key. 2.36 Multiply key. 5.91 SIN key. 41.4
 Right parenthesis key. ENTER key.

 Calculator screen image.
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