Trig Ratios

If you are given the opposite side and hypotenuse, which trig function should you use?

• sine
• cosine
• tangent
• cotangent

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

• sine
• cosine
• tangent
• cotangent

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
• You can only use trig functions on right triangles.

If you are given the hypotenuse and an adjacent side, which trig function should you use?

• sine
• cosine
• tangent
• cotangent

• 24/32
• 32/24
• 32/40
• 24/40

• 14/48
• 48/50
• 14/50
• 48/14

• 27/36
• 27/45
• 45/36
• 45/27

What equation can be used to solve for x?

• Sin(40°)= x/40 
• Sin(40º)=x/19
• Cos(40º)=x/19
• Tan(40°)=19/x

Tags

CCSS.HSG.SRT.C.8

Find x round to the nearest tenth.

• 46.1
• 4.9
• 16.4
• 26.9

Tags

CCSS.HSG.SRT.C.8

Find tan Z

• 21 / 28
• 28 / 21
• 21 / 35
• 35 / 21

Tags

CCSS.HSG.SRT.C.6