I. The longest side of a right triangle is the;

Q: Is the statement true or false? Please justify the answer. *In each of the four quadrants, the…

A: In each of the four quadrants, the signs of the secant function and sine function will be the same.

Q: Need helped on this trigonometric derivatives

A: To calculate the derivative of the trigonometric function y=tan-1(lnx). To solve the problem, use…

Q: A lighthouse keeper 100 feet above water sees a boat sailing in a straight line directly toward er.…

A: It is given that a light house keeper 100 feet above the water.  ⇒heigth of the light house h=100…

Ratios

A ratio is a comparison between two numbers of the same kind. It represents how many times one number contains another. It also represents how small or large one number is compared to the other.

Trigonometric Ratios

Trigonometric ratios give values of trigonometric functions. It always deals with triangles that have one angle measuring 90 degrees. These triangles are right-angled. We take the ratio of sides of these triangles.