Exploring Right Triangle Trigonometry Concepts

The video tutorial covers right triangle trigonometry, focusing on the SOHCAHTOA mnemonic to remember trigonometric ratios. It explains the six trigonometric functions and their reciprocals, providing examples of calculating tangent, cosine, and cosecant for specific angles. The tutorial also demonstrates how to simplify fractions and rationalize denominators when dealing with radicals.

What mnemonic is used to remember the ratios for trigonometric functions?

• TRIG RATIOS

• SINE COSINE

• SOA TOA

• ANGLE RATIOS

Tags

CCSS.HSG.SRT.C.6

Which side is opposite to the right angle in a right triangle?

• Adjacent

• Base

• Hypotenuse

• Opposite

What is the ratio for the sine function?

• Hypotenuse over Opposite

• Opposite over Adjacent

• Adjacent over Hypotenuse

• Opposite over Hypotenuse

Tags

CCSS.HSG.SRT.C.6

What is the reciprocal of the sine function?

• Tangent

• Cotangent

• Secant

• Cosecant

Tags

CCSS.HSG.SRT.C.7

In the example, what is the value of the tangent of the angle?

• 12/8

• 8/12

• 3/2

• 2/3

Tags

CCSS.HSG.SRT.C.6

What is the simplified form of 8/12?

• 3/4

• 1/2

• 2/3

• 4/6

In the example, what is the value of the cosine of the angle?

• 1/5

• 5

• √5/5

• 5/√5

Tags

CCSS.HSG.SRT.C.6

What is the process called to remove a radical from the denominator?

• Simplification

• Rationalization

• Factorization

• Normalization

In the example, what is the value of the cosecant of the angle?

• 15/8√15

• 8√15/15

• 8/15

• 15/8

Tags

CCSS.HSG.SRT.C.6

What is the reciprocal of the sine function?

• Cotangent

• Cosecant

• Secant

• Tangent

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CCSS.HSF.TF.A.2