Create an equation that you can use in everyday life. then solve it. for an example, check the image below.

65 8 7 4 5 6 8 4 3 2 1 9 5 6 4 2 1 6 5 1 5 1 3 2 3 5 multiply the third number in the first row by the seventh number in the third row. add this result to the fifth number in the second row. add to this total ten times the fourth number in the third row. subtract the eighth number in the first row from the result.

Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.

The trigonometric ratios sine and secant are reciprocals of each other