Solve 5.8*5*cos18^circ

$$5.8 \times 5 \times \cos 18 ^ { \circ }$$

Evaluate

$$27.5806389725594515$$

Solution Steps

Evaluate trigonometric functions in the problem

$$5.8 \cdot 5 \cdot 0.9510565162951535$$

Multiply 5.8 and 5 to get 29.

$$29\times 0.9510565162951535$$

Multiply 29 and 0.9510565162951535 to get 27.5806389725594515.

$$27.5806389725594515$$

Factor

$$\frac{29 \cdot 7591 \cdot 12969037 \cdot 139 ^ {2}}{2 ^ {16} \cdot 5 ^ {15}} = 27\frac{1161277945118904}{2000000000000000} = 27.580638972559452$$