Math 3 Trig Functions and Special Right Triangles

What type of special triangle is this?

• 45°-45°-90°
• 30°-60°-90°
• Equiangular
• Equilateral

Tags

CCSS.HSF.TF.A.3

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

What type of special triangle is this?

• 45°-45°-90°
• 30°-60°-90°
• Isosceles
• Obtuse

Tags

CCSS.HSF.TF.A.3

CCSS.HSG.SRT.C.6

Find x.

• 30°
• 60°
• 90°
• 180°

Tags

CCSS.HSF.TF.A.3

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

Find x - the length of the hypotenuse of the triangle.

• 5
• 5√2
• 10
• 5√3

Tags

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

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

• sine
• cosine
• tangent
• cotangent

Tags

CCSS.HSF.TF.A.3

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

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
• You can only use trig functions on right triangles.

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

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

Which one is the easy way to remember trigonometric ratios?

• Sah Coh Toa
• Soh Cah Toa
• Soh Cah Tao
• Soh Ceh Toa

Tags

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

Solve for x. Round to the nearest tenth.

• 7.5
• 34.1
• 14.1

Tags

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8