Exploring Right Triangle Trigonometry Concepts

The video tutorial introduces algebra students to trigonometry, starting with a weekend check-in. It covers warm-ups that lead into trigonometry, focusing on right triangles and the Pythagorean theorem. The main content explains trigonometric ratios, including sine, cosine, and tangent, using the mnemonic 'sohcahtoa'. The tutorial also discusses special right triangles, specifically 30-60-90 and 45-45-90 triangles, highlighting their unique side ratios. The session aims to build foundational knowledge of trigonometry by exploring the relationships between angles and side lengths in triangles.

What national day is celebrated on May 18th according to the video?

• National Teachers Day

• National Students Day

• National Algebra Day

• National No Dirty Dishes Day

Tags

CCSS.RI.11-12.8

CCSS.RI.9-10.7

CCSS.RL.11-12.8

CCSS.RL.8.7

CCSS.RL.9-10.7

What theorem is used to find the hypotenuse in a right triangle?

• Fermat's Last Theorem

• Euler's Theorem

• Theorem of Sines

• Pythagorean Theorem

Tags

CCSS.8.G.B.8

What does the trigonometric function 'sine' represent in a right triangle?

• Opposite side over hypotenuse

• Adjacent side over hypotenuse

• Opposite side over adjacent side

• Hypotenuse over opposite side

Tags

CCSS.HSG.SRT.C.6

Which trigonometric function is defined as the adjacent side over the hypotenuse?

• Cosine

• Sine

• Tangent

• Cotangent

Tags

CCSS.HSG.SRT.C.6

What is the reciprocal of the tangent known as?

• Cosine

• Cosecant

• Secant

• Cotangent

Tags

CCSS.HSG.SRT.C.7

What is the relationship between the cosecant and the sine functions?

• Reciprocal

• Square

• Square root

• Identical

Tags

CCSS.HSF.TF.A.4

In a 30-60-90 triangle, if the shortest side is 'x', what is the length of the hypotenuse?

• 2x

• 3x

• x sqrt(2)

• x sqrt(3)

Tags

CCSS.8.G.B.8

What is the sine of a 30-degree angle in a 30-60-90 triangle?

• 2/3

• sqrt(3)/2

• 1/2

• sqrt(2)/2

Tags

CCSS.HSG.SRT.C.6

What is the hypotenuse of a 45-45-90 triangle if one leg is 'x'?

• x/2

• x sqrt(2)

• 2x

• x sqrt(3)

Tags

CCSS.8.G.B.8

What is the secant of a 45-degree angle in a 45-45-90 triangle?

• sqrt(2)

• 1

• 2

• 1/2

Tags

CCSS.HSG.SRT.C.6