Evaluate –x + (–7.5) for x = 6.3. A. –13.8 B. 13.8 C. 1.2 D. –1.2
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The value of X is 56.66°. The sine of X (opposite/hypotenuse) is 66mm/79mm. When finding angle measurements, you would use sin−1 instead of sin, which is used for finding side lengths. So, X= sin−1(66/79). This then results to 56.66° after using the trig functions in a calculator.
The line equation is given by
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