Intro to Trig Functions (Day 2)

Which one is the easy way to remember trigonometric ratios?

• SAH COH TOA

• SOH CAH TOA

• SOH CAH TAO

• SOH CEH TOA

If you are given the two sides that are not the hypotenuse, which trig function should you use?

• sine
• cosine
• tangent
• cotangent

Tags

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

If you are given 2 of the sides to an obtuse triangle, which trig function should you use to find the other side?

• sine

• cosine

• tangent

• None of the above. You can only use trig functions on right triangles.

What is the appropriate trigonometric function for this situation?

• Sine

• Cosine

• Tangent

• Pythagorean Theorem

What is the appropriate trigonometric function for this situation?

• Sine

• Cosine

• Tangent

• Pythagorean Theorem

Which Trigonometric ratio will be used to solve for x?

• SOH

• CAH

• TOA

• SCT

Which Trigonometric ratio will be used to solve for y?

• SOH

• CAH

• TOA

• SCT

Choose the correct ratio.

• sin(37)=x/14
• cos(37)=x/14
• tan(37)=x/14
• sin(37)=14/x

Tags

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

What is the correct ratio?

• sin 40 = w/28
• cos 40 = w/28
• tan 40 = w/28
• sin 40 = 28/w

Tags

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

What is the value of tan(106^o)?

• 1.57

• -3.49

• 1.56

• -1.06