Trigonometry

Which Acronym is used to help remember the Trigonometric Ratios.

• EXCUSE MY DEAR AUNT SALLY

• SOH CAH TOA

• RISE OVER RUN

• SIN COS TAN

Tags

CCSS.HSG.SRT.C.6

We can use SOH-CAH-TOA for...

• Any triangle ever
• Non-right triangles only
• Right Triangles only
• Never

Tags

CCSS.HSG.SRT.C.7

The ratio in a right triangle of adjacent to hypotenuse is _____

• sine

• cosine

• tangent

• hypotenuse

Tags

CCSS.HSG.SRT.C.6

What is the ratio for Cosine?

• Opposite/Hypotenuse

• Opposite/Adjacent

• Adjacent/Opposite

• Adjacent/Hypotenuse

Tags

CCSS.HSG.SRT.C.6

What is the ratio for Sine?

• Hypotenuse/Opposite

• Opposite/Hypotenuse

• Opposite/Adjacent

• Adjacent/Opposite

Tags

CCSS.HSG.SRT.C.6

What is the ratio for Tangent

• Opposite/Adjacent

• Adjacent/Opposite

• Opposite/Hypotenuse

• Hypotenuse/Opposite

Tags

CCSS.HSG.SRT.C.6

The length across from the right angle in a triangle is called the ...........

• cosine

• tangent

• hypotenuse

• sine

Tags

CCSS.HSG.SRT.C.6

What is the length of the hypotenuse?

• 16

• 30

• 34

What is the length of the side opposite ∠X?

• 16
• 30
• 34

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

What is the correct ratio?

• 9/41
• 40/41
• 9/40
• 40/9

Tags

CCSS.HSG.SRT.C.6