Evaluate
1000
Quiz
Trigonometry
5 problems similar to:
\frac { 1 } { 2 } ( 80 \times 50 \times \sin 30 ^ { \circ } )
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25\times 80\sin(30)
Multiply \frac{1}{2} and 50 to get 25.
2000\sin(30)
Multiply 25 and 80 to get 2000.
2000\times \frac{1}{2}
Get the value of \sin(30) from trigonometric values table.
1000
Multiply 2000 and \frac{1}{2} to get 1000.
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