CK12 - Geometry

Understandtangentratiosin specialright triangles. Introduction Now that you are familiarwith right triangles,the ratiosthat re ...

segment. The TangentRatio The first ratio to examinewhenstudyingright trianglesis the tangent.The tangentof an angleis the ratio ...

To find , you can subtractthe measureof from. So, the measureof is since and are complementary. Tangentsof SpecialRightTriangles ...

So, the tangentof is. If you look in the table,you can see that an anglethat measures has a tangentof. So,. Example 5 Whatis in ...

Theseskillswill help you solvemanydifferenttypesof problems.Alwaysbe on the lookoutfor new and in- terestingwaysto find relation ...

Whatis the tangentof Whatis the tangentof Whatis the measureof in the trianglebelow? Answers mm [Diff: 1] mm [Diff: 1] mm [Di ...

Sineand CosineRatios LearningObjectives Reviewthe differentpartsof right triangles. Identifyand use the sine ratio in a right t ...

So, the ratio of the sine will be. Example 2 Whatare and in the trianglebelow? All you haveto do to find the solutionis buildthe ...

To find theseratios,identifythe sidesadjacentto eachangleand the hypotenuse.Rememberthat an adjacent side is the one that doescr ...

Note:Figureis not to scale. Find the sine of and compareit to the valuesin the tableabove. So, the sine of is. If you look in th ...

So, the cosineof is about. If you look in the table,you can see that an anglethat measures has a cosineof. So, measuresabout. Th ...

Whatis the sine of Whatis the cosineof Whatis the sine of Whatis the measureof in the diagrambelow? Use the followingdiagramfo ...

Answers [Diff: 2] [Diff: 2] [Diff: 2] inches[Diff: 2] inches[Diff: 2] inches[Diff: 2] [Diff: 2] [Diff: 2] [Diff: 2] [Diff: 2] ...

InverseTrigonometricRatios LearningObjectives Identifyand use the arctangentratio in a right triangle. Identifyand use the arcs ...

Example 1 Solvefor if You can use the inverseof tangent,arctangentto find this value. Thenuse your calculatorto find the arctang ...

InverseSine Just as you usedarctangentas the inverseoperationfor tangent,you can also use arcsine(shortenedas arcsin)as the inve ...

InverseCosine The last inversetrigonometricratio is arccosine(oftenshortenedto arccos).The samerulesapplyfor arc- cosineas apply ...

GeneralTrendsin TrigonometricRatios Now that you knowhow to find the trigonometricratiosas well as their inverses,it is helpfult ...

How to understandthe generaltrendsof trigonometricratios. Theseskillswill help you solvemanydifferenttypesof problems.Alwaysbe ...

Solvefor Whatis the measureof in the trianglebelow? Whatis the measureof in the trianglebelow? Whatis the measureof in the tria ...